99401036 has 24 divisors (see below), whose sum is σ = 203427840. Its totient is φ = 41609232.

The previous prime is 99401033. The next prime is 99401051. The reversal of 99401036 is 63010499.

It is a junction number, because it is equal to n+sod(n) for n = 99400993 and 99401011.

It is not an unprimeable number, because it can be changed into a prime (99401033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40076 + ... + 42483.

It is an arithmetic number, because the mean of its divisors is an integer number (8476160).

Almost surely, 2^99401036 is an apocalyptic number.

It is an amenable number.

99401036 is an abundant number, since it is smaller than the sum of its proper divisors (104026804).

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

99401036 is a wasteful number, since it uses less digits than its factorization.

99401036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82613 (or 82611 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 99401036 is about 9970.0068204591. The cubic root of 99401036 is about 463.2303120789.

The spelling of 99401036 in words is "ninety-nine million, four hundred one thousand, thirty-six".