40573387 has 2 divisors, whose sum is σ = 40573388. Its totient is φ = 40573386.

The previous prime is 40573363. The next prime is 40573411. The reversal of 40573387 is 78337504.

It is a balanced prime because it is at equal distance from previous prime (40573363) and next prime (40573411).

It is a cyclic number.

It is not a de Polignac number, because 40573387 - 2¹¹ = 40571339 is a prime.

It is not a weakly prime, because it can be changed into another prime (40573187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20286693 + 20286694.

It is an arithmetic number, because the mean of its divisors is an integer number (20286694).

Almost surely, 2^40573387 is an apocalyptic number.

40573387 is a deficient number, since it is larger than the sum of its proper divisors (1).

40573387 is an equidigital number, since it uses as much as digits as its factorization.

40573387 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 40573387 is about 6369.7242483486. The cubic root of 40573387 is about 343.6215726527.

The spelling of 40573387 in words is "forty million, five hundred seventy-three thousand, three hundred eighty-seven".