40744499 has 2 divisors, whose sum is σ = 40744500. Its totient is φ = 40744498.

The previous prime is 40744469. The next prime is 40744513. The reversal of 40744499 is 99444704.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40744499 is a prime.

It is a super-2 number, since 2×40744499² = 3320228397522002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40744409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20372249 + 20372250.

It is an arithmetic number, because the mean of its divisors is an integer number (20372250).

Almost surely, 2^40744499 is an apocalyptic number.

40744499 is a deficient number, since it is larger than the sum of its proper divisors (1).

40744499 is an equidigital number, since it uses as much as digits as its factorization.

40744499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 145152, while the sum is 41.

The square root of 40744499 is about 6383.1417812861. The cubic root of 40744499 is about 344.1039521561.

The spelling of 40744499 in words is "forty million, seven hundred forty-four thousand, four hundred ninety-nine".