40274213 has 16 divisors (see below), whose sum is σ = 47092224. Its totient is φ = 33730560.

The previous prime is 40274197. The next prime is 40274231. The reversal of 40274213 is 31247204.

It is not a de Polignac number, because 40274213 - 2⁴ = 40274197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40274263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109556 + ... + 109922.

It is an arithmetic number, because the mean of its divisors is an integer number (2943264).

Almost surely, 2^40274213 is an apocalyptic number.

It is an amenable number.

40274213 is a deficient number, since it is larger than the sum of its proper divisors (6818011).

40274213 is a wasteful number, since it uses less digits than its factorization.

40274213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40274213 is about 6346.1967350532. The cubic root of 40274213 is about 342.7749063596.

The spelling of 40274213 in words is "forty million, two hundred seventy-four thousand, two hundred thirteen".