42402316 has 12 divisors (see below), whose sum is σ = 80949960. Its totient is φ = 19273760.

The previous prime is 42402307. The next prime is 42402377. The reversal of 42402316 is 61320424.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481801 + ... + 481888.

It is an arithmetic number, because the mean of its divisors is an integer number (6745830).

Almost surely, 2^42402316 is an apocalyptic number.

It is an amenable number.

42402316 is a deficient number, since it is larger than the sum of its proper divisors (38547644).

42402316 is a wasteful number, since it uses less digits than its factorization.

42402316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963704 (or 963702 counting only the distinct ones).

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

The square root of 42402316 is about 6511.7060744478. The cubic root of 42402316 is about 348.7090291579.

It can be divided in two parts, 4240 and 2316, that added together give a palindrome (6556).

The spelling of 42402316 in words is "forty-two million, four hundred two thousand, three hundred sixteen".