14660690 has 16 divisors (see below), whose sum is σ = 28788480. Its totient is φ = 5331120.

The previous prime is 14660669. The next prime is 14660693. The reversal of 14660690 is 9606641.

It is a super-2 number, since 2×14660690² = 429871662552200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14660693) 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, 66530 + ... + 66749.

It is an arithmetic number, because the mean of its divisors is an integer number (1799280).

Almost surely, 2^14660690 is an apocalyptic number.

14660690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14660690 is a deficient number, since it is larger than the sum of its proper divisors (14127790).

14660690 is a wasteful number, since it uses less digits than its factorization.

14660690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133297.

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 14660690 is about 3828.9280484230. The cubic root of 14660690 is about 244.7474281750.

The spelling of 14660690 in words is "fourteen million, six hundred sixty thousand, six hundred ninety".