61407364 has 24 divisors (see below), whose sum is σ = 109549440. Its totient is φ = 30113664.

The previous prime is 61407361. The next prime is 61407371. The reversal of 61407364 is 46370416.

It is not an unprimeable number, because it can be changed into a prime (61407361) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45897 + ... + 47215.

It is an arithmetic number, because the mean of its divisors is an integer number (4564560).

Almost surely, 2^61407364 is an apocalyptic number.

It is an amenable number.

61407364 is a deficient number, since it is larger than the sum of its proper divisors (48142076).

61407364 is a wasteful number, since it uses less digits than its factorization.

61407364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1539 (or 1537 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 61407364 is about 7836.2850892499. The cubic root of 61407364 is about 394.5240520728.

The spelling of 61407364 in words is "sixty-one million, four hundred seven thousand, three hundred sixty-four".