162690864 has 80 divisors (see below), whose sum is σ = 481850112. Its totient is φ = 46335744.

The previous prime is 162690859. The next prime is 162690877. The reversal of 162690864 is 468096261.

162690864 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 148302 + ... + 149394.

Almost surely, 2^162690864 is an apocalyptic number.

162690864 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 162690864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (240925056).

162690864 is an abundant number, since it is smaller than the sum of its proper divisors (319159248).

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

162690864 is a wasteful number, since it uses less digits than its factorization.

162690864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1554 (or 1548 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 42.

The square root of 162690864 is about 12755.0328890207. The cubic root of 162690864 is about 545.9100067702.

The spelling of 162690864 in words is "one hundred sixty-two million, six hundred ninety thousand, eight hundred sixty-four".