40296493 has 4 divisors (see below), whose sum is σ = 40328860. Its totient is φ = 40264128.

The previous prime is 40296491. The next prime is 40296499. The reversal of 40296493 is 39469204.

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

It can be written as a sum of positive squares in 2 ways, for example, as 34550884 + 5745609 = 5878^2 + 2397^2 .

It is a cyclic number.

It is not a de Polignac number, because 40296493 - 2¹ = 40296491 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40296491) 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, 14238 + ... + 16831.

It is an arithmetic number, because the mean of its divisors is an integer number (10082215).

Almost surely, 2^40296493 is an apocalyptic number.

It is an amenable number.

40296493 is a deficient number, since it is larger than the sum of its proper divisors (32367).

40296493 is a wasteful number, since it uses less digits than its factorization.

40296493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32366.

The product of its (nonzero) digits is 46656, while the sum is 37.

The square root of 40296493 is about 6347.9518744237. The cubic root of 40296493 is about 342.8381032665.

The spelling of 40296493 in words is "forty million, two hundred ninety-six thousand, four hundred ninety-three".