61464474 has 32 divisors (see below), whose sum is σ = 140283840. Its totient is φ = 19933776.

The previous prime is 61464463. The next prime is 61464493. The reversal of 61464474 is 47446416.

61464474 is a `hidden beast` number, since 6 + 1 + 4 + 644 + 7 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13384 + ... + 17379.

It is an arithmetic number, because the mean of its divisors is an integer number (4383870).

Almost surely, 2^61464474 is an apocalyptic number.

61464474 is an abundant number, since it is smaller than the sum of its proper divisors (78819366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61464474 is a wasteful number, since it uses less digits than its factorization.

61464474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30811 (or 30805 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 61464474 is about 7839.9281884466. The cubic root of 61464474 is about 394.6463190992.

The spelling of 61464474 in words is "sixty-one million, four hundred sixty-four thousand, four hundred seventy-four".