61463504 has 10 divisors (see below), whose sum is σ = 119085570. Its totient is φ = 30731744.

The previous prime is 61463503. The next prime is 61463509. The reversal of 61463504 is 40536416.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 55950400 + 5513104 = 7480^2 + 2348^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61463503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1920719 + ... + 1920750.

It is an arithmetic number, because the mean of its divisors is an integer number (11908557).

Almost surely, 2^61463504 is an apocalyptic number.

It is an amenable number.

61463504 is a deficient number, since it is larger than the sum of its proper divisors (57622066).

61463504 is a wasteful number, since it uses less digits than its factorization.

61463504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841477 (or 3841471 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 61463504 is about 7839.8663253910. The cubic root of 61463504 is about 394.6442430548.

The spelling of 61463504 in words is "sixty-one million, four hundred sixty-three thousand, five hundred four".