42403416 has 32 divisors (see below), whose sum is σ = 115646400. Its totient is φ = 12849440.

The previous prime is 42403409. The next prime is 42403433. The reversal of 42403416 is 61430424.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent 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, 80046 + ... + 80573.

It is an arithmetic number, because the mean of its divisors is an integer number (3613950).

Almost surely, 2^42403416 is an apocalyptic number.

It is an amenable number.

42403416 is an abundant number, since it is smaller than the sum of its proper divisors (73242984).

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

42403416 is a wasteful number, since it uses less digits than its factorization.

42403416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160639 (or 160635 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 42403416 is about 6511.7905371718. The cubic root of 42403416 is about 348.7120445326.

The spelling of 42403416 in words is "forty-two million, four hundred three thousand, four hundred sixteen".