40362793 has 2 divisors, whose sum is σ = 40362794. Its totient is φ = 40362792.

The previous prime is 40362787. The next prime is 40362797. The reversal of 40362793 is 39726304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27489049 + 12873744 = 5243^2 + 3588^2 .

It is a cyclic number.

It is not a de Polignac number, because 40362793 - 2⁵ = 40362761 is a prime.

It is not a weakly prime, because it can be changed into another prime (40362797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20181396 + 20181397.

It is an arithmetic number, because the mean of its divisors is an integer number (20181397).

Almost surely, 2^40362793 is an apocalyptic number.

It is an amenable number.

40362793 is a deficient number, since it is larger than the sum of its proper divisors (1).

40362793 is an equidigital number, since it uses as much as digits as its factorization.

40362793 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 34.

The square root of 40362793 is about 6353.1718849721. The cubic root of 40362793 is about 343.0260245959.

The spelling of 40362793 in words is "forty million, three hundred sixty-two thousand, seven hundred ninety-three".