100401536 has 16 divisors (see below), whose sum is σ = 200018940. Its totient is φ = 50200704.

The previous prime is 100401527. The next prime is 100401551. The reversal of 100401536 is 635104001.

It is a tau number, because it is divible by the number of its divisors (16).

It is a pancake number, because a pancake can be divided into 100401536 parts by 14170 straight cuts.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 392066 + ... + 392321.

Almost surely, 2^100401536 is an apocalyptic number.

100401536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100401536 is a deficient number, since it is larger than the sum of its proper divisors (99617404).

100401536 is an frugal number, since it uses more digits than its factorization.

100401536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 784401 (or 784389 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 100401536 is about 10020.0566864664. The cubic root of 100401536 is about 464.7793086950.

Adding to 100401536 its reverse (635104001), we get a palindrome (735505537).

The spelling of 100401536 in words is "one hundred million, four hundred one thousand, five hundred thirty-six".