254642074 has 4 divisors (see below), whose sum is σ = 381963114. Its totient is φ = 127321036.

The previous prime is 254642033. The next prime is 254642081. The reversal of 254642074 is 470246452.

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

It can be written as a sum of positive squares in only one way, i.e., 196196049 + 58446025 = 14007^2 + 7645^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63660517 + ... + 63660520.

Almost surely, 2^254642074 is an apocalyptic number.

254642074 is a deficient number, since it is larger than the sum of its proper divisors (127321040).

254642074 is a wasteful number, since it uses less digits than its factorization.

254642074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127321039.

The product of its (nonzero) digits is 53760, while the sum is 34.

The square root of 254642074 is about 15957.5083894698. The cubic root of 254642074 is about 633.8357354894.

The spelling of 254642074 in words is "two hundred fifty-four million, six hundred forty-two thousand, seventy-four".