61563296 has 12 divisors (see below), whose sum is σ = 121202802. Its totient is φ = 30781632.

The previous prime is 61563289. The next prime is 61563331. The reversal of 61563296 is 69236516.

It can be written as a sum of positive squares in only one way, i.e., 51552400 + 10010896 = 7180^2 + 3164^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 961895 + ... + 961958.

Almost surely, 2^61563296 is an apocalyptic number.

It is an amenable number.

61563296 is a deficient number, since it is larger than the sum of its proper divisors (59639506).

61563296 is a wasteful number, since it uses less digits than its factorization.

61563296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923863 (or 1923855 counting only the distinct ones).

The product of its digits is 58320, while the sum is 38.

The square root of 61563296 is about 7846.2281384115. The cubic root of 61563296 is about 394.8577087228.

The spelling of 61563296 in words is "sixty-one million, five hundred sixty-three thousand, two hundred ninety-six".