42540762 has 16 divisors (see below), whose sum is σ = 92816352. Its totient is φ = 12891120.

The previous prime is 42540761. The next prime is 42540763. The reversal of 42540762 is 26704524.

42540762 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42540761) and next prime (42540763).

It is not an unprimeable number, because it can be changed into a prime (42540761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 322213 + ... + 322344.

It is an arithmetic number, because the mean of its divisors is an integer number (5801022).

Almost surely, 2^42540762 is an apocalyptic number.

42540762 is an abundant number, since it is smaller than the sum of its proper divisors (50275590).

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

42540762 is a wasteful number, since it uses less digits than its factorization.

42540762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644573.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 42540762 is about 6522.3279586356. The cubic root of 42540762 is about 349.0881351998.

The spelling of 42540762 in words is "forty-two million, five hundred forty thousand, seven hundred sixty-two".