61504467 has 8 divisors (see below), whose sum is σ = 82135296. Its totient is φ = 40938312.

The previous prime is 61504427. The next prime is 61504477. The reversal of 61504467 is 76440516.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61504467 - 2⁸ = 61504211 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61504427) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13903 + ... + 17784.

It is an arithmetic number, because the mean of its divisors is an integer number (10266912).

Almost surely, 2^61504467 is an apocalyptic number.

61504467 is a deficient number, since it is larger than the sum of its proper divisors (20630829).

61504467 is a wasteful number, since it uses less digits than its factorization.

61504467 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32337.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 61504467 is about 7842.4783710253. The cubic root of 61504467 is about 394.7318951904.

The spelling of 61504467 in words is "sixty-one million, five hundred four thousand, four hundred sixty-seven".