193459056 has 120 divisors (see below), whose sum is σ = 588962304. Its totient is φ = 54552960.

The previous prime is 193459043. The next prime is 193459069. The reversal of 193459056 is 650954391.

It is an interprime number because it is at equal distance from previous prime (193459043) and next prime (193459069).

It is a super-2 number, since 2×193459056² = 74852812696822272, which contains 22 as substring.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 193458999 and 193459017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 194721 + ... + 195711.

Almost surely, 2^193459056 is an apocalyptic number.

193459056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 193459056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (294481152).

193459056 is an abundant number, since it is smaller than the sum of its proper divisors (395503248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

193459056 is a wasteful number, since it uses less digits than its factorization.

193459056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1099 (or 1086 counting only the distinct ones).

The product of its (nonzero) digits is 145800, while the sum is 42.

The square root of 193459056 is about 13908.9559636948. The cubic root of 193459056 is about 578.3574773274.

The spelling of 193459056 in words is "one hundred ninety-three million, four hundred fifty-nine thousand, fifty-six".