61412604 has 96 divisors (see below), whose sum is σ = 164989440. Its totient is φ = 17606400.

The previous prime is 61412537. The next prime is 61412609. The reversal of 61412604 is 40621416.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61412609) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 233377 + ... + 233639.

It is an arithmetic number, because the mean of its divisors is an integer number (1718640).

Almost surely, 2^61412604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 61412604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (82494720).

61412604 is an abundant number, since it is smaller than the sum of its proper divisors (103576836).

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

61412604 is a wasteful number, since it uses less digits than its factorization.

61412604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

The square root of 61412604 is about 7836.6194242160. The cubic root of 61412604 is about 394.5352735676.

The spelling of 61412604 in words is "sixty-one million, four hundred twelve thousand, six hundred four".