14989557 has 8 divisors (see below), whose sum is σ = 21803040. Its totient is φ = 9084560.

The previous prime is 14989553. The next prime is 14989561. The reversal of 14989557 is 75598941.

It is an interprime number because it is at equal distance from previous prime (14989553) and next prime (14989561).

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

It is a cyclic number.

It is not a de Polignac number, because 14989557 - 2² = 14989553 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14989553) 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, 227082 + ... + 227147.

It is an arithmetic number, because the mean of its divisors is an integer number (2725380).

Almost surely, 2^14989557 is an apocalyptic number.

It is an amenable number.

14989557 is a deficient number, since it is larger than the sum of its proper divisors (6813483).

14989557 is a wasteful number, since it uses less digits than its factorization.

14989557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 454243.

The product of its digits is 453600, while the sum is 48.

The square root of 14989557 is about 3871.6349259712. The cubic root of 14989557 is about 246.5639615846.

The spelling of 14989557 in words is "fourteen million, nine hundred eighty-nine thousand, five hundred fifty-seven".