61377004 has 24 divisors (see below), whose sum is σ = 122478048. Its totient is φ = 26661120.

The previous prime is 61376989. The next prime is 61377047. The reversal of 61377004 is 40077316.

61377004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33832 + ... + 35599.

It is an arithmetic number, because the mean of its divisors is an integer number (5103252).

Almost surely, 2^61377004 is an apocalyptic number.

It is an amenable number.

61377004 is a deficient number, since it is larger than the sum of its proper divisors (61101044).

61377004 is a wasteful number, since it uses less digits than its factorization.

61377004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69465 (or 69463 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 61377004 is about 7834.3477073717. The cubic root of 61377004 is about 394.4590233644.

The spelling of 61377004 in words is "sixty-one million, three hundred seventy-seven thousand, four".