40374319 has 2 divisors, whose sum is σ = 40374320. Its totient is φ = 40374318.

The previous prime is 40374283. The next prime is 40374343. The reversal of 40374319 is 91347304.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40374319 - 2¹¹ = 40372271 is a prime.

It is a super-2 number, since 2×40374319² = 3260171269427522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40374379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20187159 + 20187160.

It is an arithmetic number, because the mean of its divisors is an integer number (20187160).

Almost surely, 2^40374319 is an apocalyptic number.

40374319 is a deficient number, since it is larger than the sum of its proper divisors (1).

40374319 is an equidigital number, since it uses as much as digits as its factorization.

40374319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 40374319 is about 6354.0789261702. The cubic root of 40374319 is about 343.0586729947.

The spelling of 40374319 in words is "forty million, three hundred seventy-four thousand, three hundred nineteen".