42096040 has 32 divisors (see below), whose sum is σ = 108247680. Its totient is φ = 14432832.

The previous prime is 42096037. The next prime is 42096083. The reversal of 42096040 is 4069024.

It is a junction number, because it is equal to n+sod(n) for n = 42095996 and 42096014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74892 + ... + 75451.

It is an arithmetic number, because the mean of its divisors is an integer number (3382740).

Almost surely, 2^42096040 is an apocalyptic number.

42096040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

42096040 is an abundant number, since it is smaller than the sum of its proper divisors (66151640).

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

42096040 is a wasteful number, since it uses less digits than its factorization.

42096040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150361 (or 150357 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 42096040 is about 6488.1461142610. The cubic root of 42096040 is about 347.8674132690.

The spelling of 42096040 in words is "forty-two million, ninety-six thousand, forty".