42016437 has 24 divisors (see below), whose sum is σ = 62693280. Its totient is φ = 27102240.

The previous prime is 42016433. The next prime is 42016441. The reversal of 42016437 is 73461024.

It is an interprime number because it is at equal distance from previous prime (42016433) and next prime (42016441).

It is not a de Polignac number, because 42016437 - 2² = 42016433 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42016437.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42016433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34987 + ... + 36167.

It is an arithmetic number, because the mean of its divisors is an integer number (2612220).

Almost surely, 2^42016437 is an apocalyptic number.

It is an amenable number.

42016437 is a deficient number, since it is larger than the sum of its proper divisors (20676843).

42016437 is a wasteful number, since it uses less digits than its factorization.

42016437 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313 (or 1310 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 42016437 is about 6482.0087164397. The cubic root of 42016437 is about 347.6480041697.

The spelling of 42016437 in words is "forty-two million, sixteen thousand, four hundred thirty-seven".