120400626 has 8 divisors (see below), whose sum is σ = 240801264. Its totient is φ = 40133540.

The previous prime is 120400619. The next prime is 120400639. The reversal of 120400626 is 626004021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

120400626 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10033380 + ... + 10033391.

It is an arithmetic number, because the mean of its divisors is an integer number (30100158).

Almost surely, 2^120400626 is an apocalyptic number.

120400626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

120400626 is a wasteful number, since it uses less digits than its factorization.

120400626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20066776.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 120400626 is about 10972.7219047965. The cubic root of 120400626 is about 493.7907099692.

Adding to 120400626 its reverse (626004021), we get a palindrome (746404647).

The spelling of 120400626 in words is "one hundred twenty million, four hundred thousand, six hundred twenty-six".