249929054 has 4 divisors (see below), whose sum is σ = 374893584. Its totient is φ = 124964526.

The previous prime is 249929051. The next prime is 249929083. The reversal of 249929054 is 450929942.

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

It is a junction number, because it is equal to n+sod(n) for n = 249928996 and 249929014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (249929051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62482262 + ... + 62482265.

It is an arithmetic number, because the mean of its divisors is an integer number (93723396).

Almost surely, 2^249929054 is an apocalyptic number.

249929054 is a deficient number, since it is larger than the sum of its proper divisors (124964530).

249929054 is a wasteful number, since it uses less digits than its factorization.

249929054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124964529.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 249929054 is about 15809.1446321425. The cubic root of 249929054 is about 629.9009284037.

The spelling of 249929054 in words is "two hundred forty-nine million, nine hundred twenty-nine thousand, fifty-four".