40621713 has 16 divisors (see below), whose sum is σ = 60462336. Its totient is φ = 24045840.

The previous prime is 40621699. The next prime is 40621717. The reversal of 40621713 is 31712604.

It is not a de Polignac number, because 40621713 - 2⁴ = 40621697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40621717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12895 + ... + 15732.

It is an arithmetic number, because the mean of its divisors is an integer number (3778896).

Almost surely, 2^40621713 is an apocalyptic number.

40621713 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

40621713 is a deficient number, since it is larger than the sum of its proper divisors (19840623).

40621713 is a wasteful number, since it uses less digits than its factorization.

40621713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28684.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 40621713 is about 6373.5165332805. The cubic root of 40621713 is about 343.7579450285.

It can be divided in two parts, 4062 and 1713, that added together give a palindrome (5775).

The spelling of 40621713 in words is "forty million, six hundred twenty-one thousand, seven hundred thirteen".