249949029 has 16 divisors (see below), whose sum is σ = 363976704. Its totient is φ = 151311600.

The previous prime is 249949013. The next prime is 249949087. The reversal of 249949029 is 920949942.

It is not a de Polignac number, because 249949029 - 2⁴ = 249949013 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249949729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28882 + ... + 36524.

It is an arithmetic number, because the mean of its divisors is an integer number (22748544).

Almost surely, 2^249949029 is an apocalyptic number.

It is an amenable number.

249949029 is a deficient number, since it is larger than the sum of its proper divisors (114027675).

249949029 is a wasteful number, since it uses less digits than its factorization.

249949029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8648.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 249949029 is about 15809.7763741300. The cubic root of 249949029 is about 629.9177090803.

The spelling of 249949029 in words is "two hundred forty-nine million, nine hundred forty-nine thousand, twenty-nine".