13709506 has 16 divisors (see below), whose sum is σ = 21123648. Its totient is φ = 6670800.

The previous prime is 13709491. The next prime is 13709513. The reversal of 13709506 is 60590731.

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, 12021 + ... + 13111.

It is an arithmetic number, because the mean of its divisors is an integer number (1320228).

Almost surely, 2^13709506 is an apocalyptic number.

13709506 is a deficient number, since it is larger than the sum of its proper divisors (7414142).

13709506 is a wasteful number, since it uses less digits than its factorization.

13709506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1257.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 13709506 is about 3702.6350076668. The cubic root of 13709506 is about 239.3355812946.

The spelling of 13709506 in words is "thirteen million, seven hundred nine thousand, five hundred six".