190342656 has 240 divisors, whose sum is σ = 657748080. Its totient is φ = 54190080.

The previous prime is 190342651. The next prime is 190342699. The reversal of 190342656 is 656243091.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 190342656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (190342651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 677236 + ... + 677516.

It is an arithmetic number, because the mean of its divisors is an integer number (2740617).

Almost surely, 2^190342656 is an apocalyptic number.

190342656 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 190342656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328874040).

190342656 is an abundant number, since it is smaller than the sum of its proper divisors (467405424).

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

190342656 is an equidigital number, since it uses as much as digits as its factorization.

190342656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 293 counting only the distinct ones).

The product of its (nonzero) digits is 38880, while the sum is 36.

The square root of 190342656 is about 13796.4725926593. The cubic root of 190342656 is about 575.2350957996.

The spelling of 190342656 in words is "one hundred ninety million, three hundred forty-two thousand, six hundred fifty-six".