42936456 has 32 divisors (see below), whose sum is σ = 107501760. Its totient is φ = 14290752.

The previous prime is 42936451. The next prime is 42936461. The reversal of 42936456 is 65463924.

It is an interprime number because it is at equal distance from previous prime (42936451) and next prime (42936461).

It is not an unprimeable number, because it can be changed into a prime (42936451) 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, 30586 + ... + 31958.

It is an arithmetic number, because the mean of its divisors is an integer number (3359430).

Almost surely, 2^42936456 is an apocalyptic number.

It is an amenable number.

42936456 is an abundant number, since it is smaller than the sum of its proper divisors (64565304).

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

42936456 is a wasteful number, since it uses less digits than its factorization.

42936456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2685 (or 2681 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 42936456 is about 6552.5915483876. The cubic root of 42936456 is about 350.1671473746.

The spelling of 42936456 in words is "forty-two million, nine hundred thirty-six thousand, four hundred fifty-six".