249066525 has 12 divisors (see below), whose sum is σ = 411790112. Its totient is φ = 132835440.

The previous prime is 249066481. The next prime is 249066533. The reversal of 249066525 is 525660942.

It is not a de Polignac number, because 249066525 - 2¹³ = 249058333 is a prime.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1660369 + ... + 1660518.

Almost surely, 2^249066525 is an apocalyptic number.

249066525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

249066525 is a deficient number, since it is larger than the sum of its proper divisors (162723587).

249066525 is a wasteful number, since it uses less digits than its factorization.

249066525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3320900 (or 3320895 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 249066525 is about 15781.8416225737. The cubic root of 249066525 is about 629.1754771705.

The spelling of 249066525 in words is "two hundred forty-nine million, sixty-six thousand, five hundred twenty-five".