99400616 has 24 divisors (see below), whose sum is σ = 216805770. Its totient is φ = 42600096.

The previous prime is 99400607. The next prime is 99400621. The reversal of 99400616 is 61600499.

It can be written as a sum of positive squares in only one way, i.e., 85636516 + 13764100 = 9254^2 + 3710^2 .

It is a super-2 number, since 2×99400616² = 19760964922358912, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 126395 + ... + 127178.

Almost surely, 2^99400616 is an apocalyptic number.

It is an amenable number.

99400616 is an abundant number, since it is smaller than the sum of its proper divisors (117405154).

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

99400616 is a wasteful number, since it uses less digits than its factorization.

99400616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 253593 (or 253582 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 35.

The square root of 99400616 is about 9969.9857572616. The cubic root of 99400616 is about 463.2296596478.

The spelling of 99400616 in words is "ninety-nine million, four hundred thousand, six hundred sixteen".