100155464 has 16 divisors (see below), whose sum is σ = 187989120. Its totient is φ = 50025040.

The previous prime is 100155457. The next prime is 100155469. The reversal of 100155464 is 464551001.

It is a super-2 number, since 2×100155464² = 20062233938110592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100155469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2177 + ... + 14319.

It is an arithmetic number, because the mean of its divisors is an integer number (11749320).

Almost surely, 2^100155464 is an apocalyptic number.

It is an amenable number.

100155464 is a deficient number, since it is larger than the sum of its proper divisors (87833656).

100155464 is a wasteful number, since it uses less digits than its factorization.

100155464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13180 (or 13176 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

The square root of 100155464 is about 10007.7701812142. The cubic root of 100155464 is about 464.3992921434.

It can be divided in two parts, 1001 and 55464, that added together give a palindrome (56465).

The spelling of 100155464 in words is "one hundred million, one hundred fifty-five thousand, four hundred sixty-four".