61010304 has 32 divisors (see below), whose sum is σ = 162059640. Its totient is φ = 20336640.

The previous prime is 61010291. The next prime is 61010317. The reversal of 61010304 is 40301016.

It is an interprime number because it is at equal distance from previous prime (61010291) and next prime (61010317).

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79057 + ... + 79824.

Almost surely, 2^61010304 is an apocalyptic number.

61010304 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

61010304 is an abundant number, since it is smaller than the sum of its proper divisors (101049336).

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

61010304 is a wasteful number, since it uses less digits than its factorization.

61010304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158898 (or 158886 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 61010304 is about 7810.9092940579. The cubic root of 61010304 is about 393.6718819077.

The spelling of 61010304 in words is "sixty-one million, ten thousand, three hundred four".