40745419 has 12 divisors (see below), whose sum is σ = 48233248. Its totient is φ = 34190640.

The previous prime is 40745407. The next prime is 40745477. The reversal of 40745419 is 91454704.

It is not a de Polignac number, because 40745419 - 2¹¹ = 40743371 is a prime.

It is a super-2 number, since 2×40745419² = 3320378338971122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40745219) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11379 + ... + 14524.

Almost surely, 2^40745419 is an apocalyptic number.

40745419 is a deficient number, since it is larger than the sum of its proper divisors (7487829).

40745419 is a wasteful number, since it uses less digits than its factorization.

40745419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25938 (or 25927 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 40745419 is about 6383.2138457050. The cubic root of 40745419 is about 344.1065420620.

The spelling of 40745419 in words is "forty million, seven hundred forty-five thousand, four hundred nineteen".