162420504 has 32 divisors (see below), whose sum is σ = 407750640. Its totient is φ = 53913600.

The previous prime is 162420497. The next prime is 162420509. The reversal of 162420504 is 405024261.

162420504 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×162420504² = 52760840239228032, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162420509) 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, 8257 + ... + 19824.

Almost surely, 2^162420504 is an apocalyptic number.

It is an amenable number.

162420504 is an abundant number, since it is smaller than the sum of its proper divisors (245330136).

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

162420504 is a wasteful number, since it uses less digits than its factorization.

162420504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28331 (or 28327 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 162420504 is about 12744.4303128857. The cubic root of 162420504 is about 545.6074409967.

Adding to 162420504 its reverse (405024261), we get a palindrome (567444765).

The spelling of 162420504 in words is "one hundred sixty-two million, four hundred twenty thousand, five hundred four".