61404466 has 16 divisors (see below), whose sum is σ = 99020160. Its totient is φ = 28466640.

The previous prime is 61404439. The next prime is 61404487. The reversal of 61404466 is 66440416.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15405 + ... + 18976.

It is an arithmetic number, because the mean of its divisors is an integer number (6188760).

Almost surely, 2^61404466 is an apocalyptic number.

61404466 is a deficient number, since it is larger than the sum of its proper divisors (37615694).

61404466 is a wasteful number, since it uses less digits than its factorization.

61404466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34449.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 61404466 is about 7836.1001780222. The cubic root of 61404466 is about 394.5178457125.

The spelling of 61404466 in words is "sixty-one million, four hundred four thousand, four hundred sixty-six".