616883386 has 32 divisors (see below), whose sum is σ = 1132341120. Its totient is φ = 246022656.

The previous prime is 616883383. The next prime is 616883401. The reversal of 616883386 is 683388616.

It is a happy number.

It is a super-2 number, since 2×616883386² = 761090223845649992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (616883383) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6621 + ... + 35743.

It is an arithmetic number, because the mean of its divisors is an integer number (35385660).

Almost surely, 2^616883386 is an apocalyptic number.

616883386 is a deficient number, since it is larger than the sum of its proper divisors (515457734).

616883386 is a wasteful number, since it uses less digits than its factorization.

616883386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29238.

The product of its digits is 995328, while the sum is 49.

The square root of 616883386 is about 24837.1372343916. The cubic root of 616883386 is about 851.2707111629.

The spelling of 616883386 in words is "six hundred sixteen million, eight hundred eighty-three thousand, three hundred eighty-six".