42750396 has 48 divisors (see below), whose sum is σ = 119364000. Its totient is φ = 13153536.

The previous prime is 42750377. The next prime is 42750419. The reversal of 42750396 is 69305724.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 42750396.

It is a congruent number.

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, 13821 + ... + 16628.

It is an arithmetic number, because the mean of its divisors is an integer number (2486750).

Almost surely, 2^42750396 is an apocalyptic number.

It is an amenable number.

42750396 is an abundant number, since it is smaller than the sum of its proper divisors (76613604).

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

42750396 is a wasteful number, since it uses less digits than its factorization.

42750396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30475 (or 30467 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 42750396 is about 6538.3786981178. The cubic root of 42750396 is about 349.6606125062.

The spelling of 42750396 in words is "forty-two million, seven hundred fifty thousand, three hundred ninety-six".