42761616 has 20 divisors (see below), whose sum is σ = 110467632. Its totient is φ = 14253856.

The previous prime is 42761591. The next prime is 42761627. The reversal of 42761616 is 61616724.

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, 445386 + ... + 445481.

Almost surely, 2^42761616 is an apocalyptic number.

It is an amenable number.

42761616 is an abundant number, since it is smaller than the sum of its proper divisors (67706016).

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

42761616 is a wasteful number, since it uses less digits than its factorization.

42761616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890878 (or 890872 counting only the distinct ones).

The product of its digits is 12096, while the sum is 33.

The square root of 42761616 is about 6539.2366526988. The cubic root of 42761616 is about 349.6911997387.

The spelling of 42761616 in words is "forty-two million, seven hundred sixty-one thousand, six hundred sixteen".