14915649 has 12 divisors (see below), whose sum is σ = 23134704. Its totient is φ = 8523144.

The previous prime is 14915639. The next prime is 14915651. The reversal of 14915649 is 94651941.

It is not a de Polignac number, because 14915649 - 2⁴ = 14915633 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14915639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50587 + ... + 50880.

It is an arithmetic number, because the mean of its divisors is an integer number (1927892).

Almost surely, 2^14915649 is an apocalyptic number.

It is an amenable number.

14915649 is a deficient number, since it is larger than the sum of its proper divisors (8219055).

14915649 is a wasteful number, since it uses less digits than its factorization.

14915649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101484 (or 101477 counting only the distinct ones).

The product of its digits is 38880, while the sum is 39.

The square root of 14915649 is about 3862.0783264973. The cubic root of 14915649 is about 246.1580549486.

It can be divided in two parts, 1491 and 5649, that added together give a triangular number (7140 = T₁₁₉).

The spelling of 14915649 in words is "fourteen million, nine hundred fifteen thousand, six hundred forty-nine".