42526616 has 48 divisors (see below), whose sum is σ = 89654040. Its totient is φ = 18754560.

The previous prime is 42526597. The next prime is 42526621. The reversal of 42526616 is 61662524.

It is a super-2 number, since 2×42526616² = 3617026136822912, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 120296 + ... + 120648.

Almost surely, 2^42526616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 42526616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44827020).

42526616 is an abundant number, since it is smaller than the sum of its proper divisors (47127424).

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

42526616 is a wasteful number, since it uses less digits than its factorization.

42526616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444 (or 403 counting only the distinct ones).

The product of its digits is 17280, while the sum is 32.

The square root of 42526616 is about 6521.2434397130. The cubic root of 42526616 is about 349.0494370352.

The spelling of 42526616 in words is "forty-two million, five hundred twenty-six thousand, six hundred sixteen".