40993776 has 100 divisors (see below), whose sum is σ = 121352352. Its totient is φ = 13353984.

The previous prime is 40993753. The next prime is 40993781. The reversal of 40993776 is 67739904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 60576 + ... + 61248.

Almost surely, 2^40993776 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 40993776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60676176).

40993776 is an abundant number, since it is smaller than the sum of its proper divisors (80358576).

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

40993776 is a wasteful number, since it uses less digits than its factorization.

40993776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740 (or 725 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 40993776 is about 6402.6382062397. The cubic root of 40993776 is about 344.8042746154.

It can be divided in two parts, 4099 and 3776, that added together give a triangular number (7875 = T₁₂₅).

The spelling of 40993776 in words is "forty million, nine hundred ninety-three thousand, seven hundred seventy-six".