40896739 has 4 divisors (see below), whose sum is σ = 44042656. Its totient is φ = 37750824.

The previous prime is 40896727. The next prime is 40896743. The reversal of 40896739 is 93769804.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40896739 - 2¹¹ = 40894691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40896749) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1572939 + ... + 1572964.

It is an arithmetic number, because the mean of its divisors is an integer number (11010664).

Almost surely, 2^40896739 is an apocalyptic number.

40896739 is a deficient number, since it is larger than the sum of its proper divisors (3145917).

40896739 is a wasteful number, since it uses less digits than its factorization.

40896739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3145916.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 40896739 is about 6395.0558246195. The cubic root of 40896739 is about 344.5319958233.

The spelling of 40896739 in words is "forty million, eight hundred ninety-six thousand, seven hundred thirty-nine".