42312460 has 24 divisors (see below), whose sum is σ = 91259280. Its totient is φ = 16467264.

The previous prime is 42312437. The next prime is 42312481. The reversal of 42312460 is 6421324.

It is a happy number.

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, 27850 + ... + 29329.

It is an arithmetic number, because the mean of its divisors is an integer number (3802470).

Almost surely, 2^42312460 is an apocalyptic number.

It is an amenable number.

42312460 is an abundant number, since it is smaller than the sum of its proper divisors (48946820).

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

42312460 is a wasteful number, since it uses less digits than its factorization.

42312460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57225 (or 57223 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 42312460 is about 6504.8028409783. The cubic root of 42312460 is about 348.4625350911.

Adding to 42312460 its reverse (6421324), we get a palindrome (48733784).

The spelling of 42312460 in words is "forty-two million, three hundred twelve thousand, four hundred sixty".