13956958 has 8 divisors (see below), whose sum is σ = 20969928. Its totient is φ = 6966984.

The previous prime is 13956947. The next prime is 13956959. The reversal of 13956958 is 85965931.

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

It is a super-2 number, since 2×13956958² = 389593353227528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13956959) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4141 + ... + 6712.

It is an arithmetic number, because the mean of its divisors is an integer number (2621241).

Almost surely, 2^13956958 is an apocalyptic number.

13956958 is a deficient number, since it is larger than the sum of its proper divisors (7012970).

13956958 is a wasteful number, since it uses less digits than its factorization.

13956958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11498.

The product of its digits is 291600, while the sum is 46.

The square root of 13956958 is about 3735.9012299578. The cubic root of 13956958 is about 240.7669791882.

The spelling of 13956958 in words is "thirteen million, nine hundred fifty-six thousand, nine hundred fifty-eight".