249090927 has 4 divisors (see below), whose sum is σ = 332121240. Its totient is φ = 166060616.

The previous prime is 249090917. The next prime is 249090973. The reversal of 249090927 is 729090942.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 249090927 - 2⁴ = 249090911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249090917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41515152 + ... + 41515157.

It is an arithmetic number, because the mean of its divisors is an integer number (83030310).

Almost surely, 2^249090927 is an apocalyptic number.

249090927 is a deficient number, since it is larger than the sum of its proper divisors (83030313).

249090927 is an equidigital number, since it uses as much as digits as its factorization.

249090927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83030312.

The product of its (nonzero) digits is 81648, while the sum is 42.

The square root of 249090927 is about 15782.6147073291. The cubic root of 249090927 is about 629.1960240754.

The spelling of 249090927 in words is "two hundred forty-nine million, ninety thousand, nine hundred twenty-seven".