13700739 has 8 divisors (see below), whose sum is σ = 19672912. Its totient is φ = 8431200.

The previous prime is 13700723. The next prime is 13700741. The reversal of 13700739 is 93700731.

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

It is not a de Polignac number, because 13700739 - 2⁴ = 13700723 is a prime.

It is a super-2 number, since 2×13700739² = 375420498292242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13700779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175612 + ... + 175689.

It is an arithmetic number, because the mean of its divisors is an integer number (2459114).

Almost surely, 2^13700739 is an apocalyptic number.

13700739 is a deficient number, since it is larger than the sum of its proper divisors (5972173).

13700739 is a wasteful number, since it uses less digits than its factorization.

13700739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 351317.

The product of its (nonzero) digits is 3969, while the sum is 30.

The square root of 13700739 is about 3701.4509317293. The cubic root of 13700739 is about 239.2845533810.

The spelling of 13700739 in words is "thirteen million, seven hundred thousand, seven hundred thirty-nine".