40372699 has 2 divisors, whose sum is σ = 40372700. Its totient is φ = 40372698.

The previous prime is 40372687. The next prime is 40372711. The reversal of 40372699 is 99627304.

It is a balanced prime because it is at equal distance from previous prime (40372687) and next prime (40372711).

It is a cyclic number.

It is not a de Polignac number, because 40372699 - 2¹¹ = 40370651 is a prime.

It is not a weakly prime, because it can be changed into another prime (40372679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20186349 + 20186350.

It is an arithmetic number, because the mean of its divisors is an integer number (20186350).

Almost surely, 2^40372699 is an apocalyptic number.

40372699 is a deficient number, since it is larger than the sum of its proper divisors (1).

40372699 is an equidigital number, since it uses as much as digits as its factorization.

40372699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 40.

The square root of 40372699 is about 6353.9514477213. The cubic root of 40372699 is about 343.0540845789.

The spelling of 40372699 in words is "forty million, three hundred seventy-two thousand, six hundred ninety-nine".