189415396 has 24 divisors (see below), whose sum is σ = 347364864. Its totient is φ = 90203520.

The previous prime is 189415357. The next prime is 189415397. The reversal of 189415396 is 693514981.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (189415397) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17901 + ... + 26443.

It is an arithmetic number, because the mean of its divisors is an integer number (14473536).

Almost surely, 2^189415396 is an apocalyptic number.

It is an amenable number.

189415396 is a deficient number, since it is larger than the sum of its proper divisors (157949468).

189415396 is a wasteful number, since it uses less digits than its factorization.

189415396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8811 (or 8809 counting only the distinct ones).

The product of its digits is 233280, while the sum is 46.

The square root of 189415396 is about 13762.8265992128. The cubic root of 189415396 is about 574.2994831457.

The spelling of 189415396 in words is "one hundred eighty-nine million, four hundred fifteen thousand, three hundred ninety-six".