42620076 has 36 divisors (see below), whose sum is σ = 108008992. Its totient is φ = 14170464.

The previous prime is 42620069. The next prime is 42620087. The reversal of 42620076 is 67002624.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15390 + ... + 17946.

Almost surely, 2^42620076 is an apocalyptic number.

It is an amenable number.

42620076 is an abundant number, since it is smaller than the sum of its proper divisors (65388916).

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

42620076 is a wasteful number, since it uses less digits than its factorization.

42620076 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3030 (or 3025 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 42620076 is about 6528.4053182994. The cubic root of 42620076 is about 349.3049498949.

It can be divided in two parts, 426 and 20076, that added together give a palindrome (20502).

The spelling of 42620076 in words is "forty-two million, six hundred twenty thousand, seventy-six".