189357696 has 256 divisors, whose sum is σ = 647740800. Its totient is φ = 53821440.

The previous prime is 189357691. The next prime is 189357737. The reversal of 189357696 is 696753981.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (189357691) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 646126 + ... + 646418.

Almost surely, 2^189357696 is an apocalyptic number.

189357696 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 189357696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (323870400).

189357696 is an abundant number, since it is smaller than the sum of its proper divisors (458383104).

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

189357696 is a wasteful number, since it uses less digits than its factorization.

189357696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 326 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 189357696 is about 13760.7302131827. The cubic root of 189357696 is about 574.2411625688.

The spelling of 189357696 in words is "one hundred eighty-nine million, three hundred fifty-seven thousand, six hundred ninety-six".