100059440 has 40 divisors (see below), whose sum is σ = 250536048. Its totient is φ = 36944640.

The previous prime is 100059391. The next prime is 100059473. The reversal of 100059440 is 44950001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×100059440² = 20023783066227200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47066 + ... + 49145.

Almost surely, 2^100059440 is an apocalyptic number.

100059440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100059440 is an abundant number, since it is smaller than the sum of its proper divisors (150476608).

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

100059440 is a wasteful number, since it uses less digits than its factorization.

100059440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96237 (or 96231 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 100059440 is about 10002.9715584920. The cubic root of 100059440 is about 464.2508304926.

The spelling of 100059440 in words is "one hundred million, fifty-nine thousand, four hundred forty".