74111856 has 240 divisors, whose sum is σ = 253983744. Its totient is φ = 18123264.

The previous prime is 74111839. The next prime is 74111879. The reversal of 74111856 is 65811147.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1576825 + ... + 1576871.

Almost surely, 2^74111856 is an apocalyptic number.

74111856 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74111856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126991872).

74111856 is an abundant number, since it is smaller than the sum of its proper divisors (179871888).

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

74111856 is a wasteful number, since it uses less digits than its factorization.

74111856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 91 counting only the distinct ones).

The product of its digits is 6720, while the sum is 33.

The square root of 74111856 is about 8608.8243099740. The cubic root of 74111856 is about 420.0450745275.

It can be divided in two parts, 741 and 11856, that multiplied together give a square (8785296 = 2964²).

The spelling of 74111856 in words is "seventy-four million, one hundred eleven thousand, eight hundred fifty-six".