40992774 has 16 divisors (see below), whose sum is σ = 82218240. Its totient is φ = 13625480.

The previous prime is 40992767. The next prime is 40992779. The reversal of 40992774 is 47729904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40992779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7362 + ... + 11669.

It is an arithmetic number, because the mean of its divisors is an integer number (5138640).

Almost surely, 2^40992774 is an apocalyptic number.

40992774 is an abundant number, since it is smaller than the sum of its proper divisors (41225466).

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

40992774 is a wasteful number, since it uses less digits than its factorization.

40992774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19395.

The product of its (nonzero) digits is 127008, while the sum is 42.

The square root of 40992774 is about 6402.5599567673. The cubic root of 40992774 is about 344.8014652726.

The spelling of 40992774 in words is "forty million, nine hundred ninety-two thousand, seven hundred seventy-four".