14961660 has 96 divisors (see below), whose sum is σ = 48921600. Its totient is φ = 3415104.

The previous prime is 14961647. The next prime is 14961673. The reversal of 14961660 is 6616941.

It is an interprime number because it is at equal distance from previous prime (14961647) and next prime (14961673).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20217 + ... + 20943.

It is an arithmetic number, because the mean of its divisors is an integer number (509600).

Almost surely, 2^14961660 is an apocalyptic number.

14961660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14961660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24460800).

14961660 is an abundant number, since it is smaller than the sum of its proper divisors (33959940).

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

14961660 is a wasteful number, since it uses less digits than its factorization.

14961660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 760 (or 744 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 14961660 is about 3868.0305066015. The cubic root of 14961660 is about 246.4109068863.

The spelling of 14961660 in words is "fourteen million, nine hundred sixty-one thousand, six hundred sixty".