249076725 has 24 divisors (see below), whose sum is σ = 418565472. Its totient is φ = 130660800.

The previous prime is 249076717. The next prime is 249076771. The reversal of 249076725 is 527670942.

It is not a de Polignac number, because 249076725 - 2³ = 249076717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22647 + ... + 31796.

It is an arithmetic number, because the mean of its divisors is an integer number (17440228).

Almost surely, 2^249076725 is an apocalyptic number.

249076725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

249076725 is a deficient number, since it is larger than the sum of its proper divisors (169488747).

249076725 is a wasteful number, since it uses less digits than its factorization.

249076725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54517 (or 54512 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 249076725 is about 15782.1647754673. The cubic root of 249076725 is about 629.1840659097.

The spelling of 249076725 in words is "two hundred forty-nine million, seventy-six thousand, seven hundred twenty-five".