42464236 has 24 divisors (see below), whose sum is σ = 78336720. Its totient is φ = 20110272.

The previous prime is 42464231. The next prime is 42464239. The reversal of 42464236 is 63246424.

It is a super-2 number, since 2×42464236² = 3606422678127392, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42464198 and 42464207.

It is not an unprimeable number, because it can be changed into a prime (42464231) 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, 2695 + ... + 9601.

It is an arithmetic number, because the mean of its divisors is an integer number (3264030).

Almost surely, 2^42464236 is an apocalyptic number.

It is an amenable number.

42464236 is a deficient number, since it is larger than the sum of its proper divisors (35872484).

42464236 is a wasteful number, since it uses less digits than its factorization.

42464236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6993 (or 6991 counting only the distinct ones).

The product of its digits is 27648, while the sum is 31.

The square root of 42464236 is about 6516.4588543165. The cubic root of 42464236 is about 348.8786862534.

The spelling of 42464236 in words is "forty-two million, four hundred sixty-four thousand, two hundred thirty-six".