61394672 has 10 divisors (see below), whose sum is σ = 118952208. Its totient is φ = 30697328.

The previous prime is 61394639. The next prime is 61394687. The reversal of 61394672 is 27649316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1918568 + ... + 1918599.

Almost surely, 2^61394672 is an apocalyptic number.

It is an amenable number.

61394672 is a deficient number, since it is larger than the sum of its proper divisors (57557536).

61394672 is a wasteful number, since it uses less digits than its factorization.

61394672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3837175 (or 3837169 counting only the distinct ones).

The product of its digits is 54432, while the sum is 38.

The square root of 61394672 is about 7835.4752248986. The cubic root of 61394672 is about 394.4968694248.

The spelling of 61394672 in words is "sixty-one million, three hundred ninety-four thousand, six hundred seventy-two".