1673653464 has 96 divisors (see below), whose sum is σ = 5253431040. Its totient is φ = 471441600.

The previous prime is 1673653463. The next prime is 1673653517. The reversal of 1673653464 is 4643563761.

It is a super-2 number, since 2×1673653464² = 5602231835118398592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1673653463) 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, 12399 + ... + 59169.

It is an arithmetic number, because the mean of its divisors is an integer number (54723240).

Almost surely, 2^1673653464 is an apocalyptic number.

1673653464 is a gapful number since it is divisible by the number (14) 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 1673653464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2626715520).

1673653464 is an abundant number, since it is smaller than the sum of its proper divisors (3579777576).

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

1673653464 is a wasteful number, since it uses less digits than its factorization.

1673653464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46861 (or 46854 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 1673653464 is about 40910.3099963811. The cubic root of 1673653464 is about 1187.2855446377.

The spelling of 1673653464 in words is "one billion, six hundred seventy-three million, six hundred fifty-three thousand, four hundred sixty-four".