253961590 has 8 divisors (see below), whose sum is σ = 457130880. Its totient is φ = 101584632.

The previous prime is 253961573. The next prime is 253961629. The reversal of 253961590 is 95169352.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12698070 + ... + 12698089.

It is an arithmetic number, because the mean of its divisors is an integer number (57141360).

Almost surely, 2^253961590 is an apocalyptic number.

253961590 is a deficient number, since it is larger than the sum of its proper divisors (203169290).

253961590 is a wasteful number, since it uses less digits than its factorization.

253961590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25396166.

The product of its (nonzero) digits is 72900, while the sum is 40.

The square root of 253961590 is about 15936.1723760758. The cubic root of 253961590 is about 633.2706287566.

The spelling of 253961590 in words is "two hundred fifty-three million, nine hundred sixty-one thousand, five hundred ninety".