13739898 has 16 divisors (see below), whose sum is σ = 27612576. Its totient is φ = 4557840.

The previous prime is 13739897. The next prime is 13739923. The reversal of 13739898 is 89893731.

It is not an unprimeable number, because it can be changed into a prime (13739897) 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, 4161 + ... + 6692.

It is an arithmetic number, because the mean of its divisors is an integer number (1725786).

Almost surely, 2^13739898 is an apocalyptic number.

13739898 is an abundant number, since it is smaller than the sum of its proper divisors (13872678).

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

13739898 is a wasteful number, since it uses less digits than its factorization.

13739898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11069.

The product of its digits is 326592, while the sum is 48.

The square root of 13739898 is about 3706.7368398633. The cubic root of 13739898 is about 239.5123082689.

The spelling of 13739898 in words is "thirteen million, seven hundred thirty-nine thousand, eight hundred ninety-eight".