40907774 has 4 divisors (see below), whose sum is σ = 61361664. Its totient is φ = 20453886.

The previous prime is 40907773. The next prime is 40907803. The reversal of 40907774 is 47770904.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40907773) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10226942 + ... + 10226945.

It is an arithmetic number, because the mean of its divisors is an integer number (15340416).

Almost surely, 2^40907774 is an apocalyptic number.

40907774 is a deficient number, since it is larger than the sum of its proper divisors (20453890).

40907774 is a wasteful number, since it uses less digits than its factorization.

40907774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20453889.

The product of its (nonzero) digits is 49392, while the sum is 38.

The square root of 40907774 is about 6395.9185423206. The cubic root of 40907774 is about 344.5629809236.

The spelling of 40907774 in words is "forty million, nine hundred seven thousand, seven hundred seventy-four".