403013406 has 32 divisors (see below), whose sum is σ = 870082560. Its totient is φ = 124064864.

The previous prime is 403013399. The next prime is 403013419. The reversal of 403013406 is 604310304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46350 + ... + 54353.

It is an arithmetic number, because the mean of its divisors is an integer number (27190080).

Almost surely, 2^403013406 is an apocalyptic number.

403013406 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

403013406 is an abundant number, since it is smaller than the sum of its proper divisors (467069154).

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

403013406 is a wasteful number, since it uses less digits than its factorization.

403013406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100760.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 403013406 is about 20075.1937973211. The cubic root of 403013406 is about 738.6519198926.

The spelling of 403013406 in words is "four hundred three million, thirteen thousand, four hundred six".