361499616 has 72 divisors (see below), whose sum is σ = 1063487880. Its totient is φ = 116342016.

The previous prime is 361499597. The next prime is 361499623. The reversal of 361499616 is 616994163.

It is a tau number, because it is divible by the number of its divisors (72).

It is a nude number because it is divisible by every one of its digits.

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, 13290 + ... + 29993.

It is an arithmetic number, because the mean of its divisors is an integer number (14770665).

Almost surely, 2^361499616 is an apocalyptic number.

361499616 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

361499616 is an abundant number, since it is smaller than the sum of its proper divisors (701988264).

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

361499616 is a wasteful number, since it uses less digits than its factorization.

361499616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43328 (or 43317 counting only the distinct ones).

The product of its digits is 209952, while the sum is 45.

The square root of 361499616 is about 19013.1432435565. The cubic root of 361499616 is about 712.3650654909.

The spelling of 361499616 in words is "three hundred sixty-one million, four hundred ninety-nine thousand, six hundred sixteen".