42513356 has 12 divisors (see below), whose sum is σ = 74527992. Its totient is φ = 21219648.

The previous prime is 42513349. The next prime is 42513397. The reversal of 42513356 is 65331524.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6590 + ... + 11333.

It is an arithmetic number, because the mean of its divisors is an integer number (6210666).

Almost surely, 2^42513356 is an apocalyptic number.

It is an amenable number.

42513356 is a deficient number, since it is larger than the sum of its proper divisors (32014636).

42513356 is a wasteful number, since it uses less digits than its factorization.

42513356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18520 (or 18518 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 42513356 is about 6520.2266831760. The cubic root of 42513356 is about 349.0131548422.

The spelling of 42513356 in words is "forty-two million, five hundred thirteen thousand, three hundred fifty-six".