61253576 has 8 divisors (see below), whose sum is σ = 114850470. Its totient is φ = 30626784.

The previous prime is 61253557. The next prime is 61253609. The reversal of 61253576 is 67535216.

It can be written as a sum of positive squares in only one way, i.e., 59691076 + 1562500 = 7726^2 + 1250^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3828341 + ... + 3828356.

Almost surely, 2^61253576 is an apocalyptic number.

It is an amenable number.

61253576 is a deficient number, since it is larger than the sum of its proper divisors (53596894).

61253576 is a wasteful number, since it uses less digits than its factorization.

61253576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7656703 (or 7656699 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 61253576 is about 7826.4663801744. The cubic root of 61253576 is about 394.1944293630.

The spelling of 61253576 in words is "sixty-one million, two hundred fifty-three thousand, five hundred seventy-six".