253671016 has 32 divisors (see below), whose sum is σ = 491950080. Its totient is φ = 122500800.

The previous prime is 253671007. The next prime is 253671029. The reversal of 253671016 is 610176352.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 232825 + ... + 233911.

It is an arithmetic number, because the mean of its divisors is an integer number (15373440).

Almost surely, 2^253671016 is an apocalyptic number.

It is an amenable number.

253671016 is a deficient number, since it is larger than the sum of its proper divisors (238279064).

253671016 is a wasteful number, since it uses less digits than its factorization.

253671016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2065 (or 2061 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 253671016 is about 15927.0529602937. The cubic root of 253671016 is about 633.0290145236.

The spelling of 253671016 in words is "two hundred fifty-three million, six hundred seventy-one thousand, sixteen".