254540072 has 16 divisors (see below), whose sum is σ = 477454740. Its totient is φ = 127218816.

The previous prime is 254540059. The next prime is 254540107. The reversal of 254540072 is 270045452.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 208109476 + 46430596 = 14426^2 + 6814^2 .

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, 22268 + ... + 31700.

Almost surely, 2^254540072 is an apocalyptic number.

It is an amenable number.

254540072 is a deficient number, since it is larger than the sum of its proper divisors (222914668).

254540072 is a wasteful number, since it uses less digits than its factorization.

254540072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12812 (or 12808 counting only the distinct ones).

The product of its (nonzero) digits is 11200, while the sum is 29.

The square root of 254540072 is about 15954.3120190123. The cubic root of 254540072 is about 633.7510923061.

The spelling of 254540072 in words is "two hundred fifty-four million, five hundred forty thousand, seventy-two".