74061416 has 64 divisors (see below), whose sum is σ = 167227200. Its totient is φ = 30297600.

The previous prime is 74061413. The next prime is 74061509. The reversal of 74061416 is 61416047.

74061416 = 1359² + 1360² + ... + 1397².

It is not an unprimeable number, because it can be changed into a prime (74061413) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 46115 + ... + 47693.

It is an arithmetic number, because the mean of its divisors is an integer number (2612925).

Almost surely, 2^74061416 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 74061416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (83613600).

74061416 is an abundant number, since it is smaller than the sum of its proper divisors (93165784).

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

74061416 is a wasteful number, since it uses less digits than its factorization.

74061416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650 (or 1646 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 74061416 is about 8605.8942591691. The cubic root of 74061416 is about 419.9497596746.

The spelling of 74061416 in words is "seventy-four million, sixty-one thousand, four hundred sixteen".