253378562 has 8 divisors (see below), whose sum is σ = 392328192. Its totient is φ = 122602500.

The previous prime is 253378561. The next prime is 253378583. The reversal of 253378562 is 265873352.

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

It is not an unprimeable number, because it can be changed into a prime (253378561) 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, 2043314 + ... + 2043437.

It is an arithmetic number, because the mean of its divisors is an integer number (49041024).

Almost surely, 2^253378562 is an apocalyptic number.

253378562 is a deficient number, since it is larger than the sum of its proper divisors (138949630).

253378562 is a wasteful number, since it uses less digits than its factorization.

253378562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4086784.

The product of its digits is 302400, while the sum is 41.

The square root of 253378562 is about 15917.8692669591. The cubic root of 253378562 is about 632.7856506826.

The spelling of 253378562 in words is "two hundred fifty-three million, three hundred seventy-eight thousand, five hundred sixty-two".