40996402 has 4 divisors (see below), whose sum is σ = 61494606. Its totient is φ = 20498200.

The previous prime is 40996313. The next prime is 40996409. The reversal of 40996402 is 20469904.

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

It can be written as a sum of positive squares in only one way, i.e., 37197801 + 3798601 = 6099^2 + 1949^2 .

It is not an unprimeable number, because it can be changed into a prime (40996409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10249099 + ... + 10249102.

Almost surely, 2^40996402 is an apocalyptic number.

40996402 is a deficient number, since it is larger than the sum of its proper divisors (20498204).

40996402 is a wasteful number, since it uses less digits than its factorization.

40996402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20498203.

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 40996402 is about 6402.8432746710. The cubic root of 40996402 is about 344.8116370069.

It can be divided in two parts, 4099 and 6402, that added together give a palindrome (10501).

The spelling of 40996402 in words is "forty million, nine hundred ninety-six thousand, four hundred two".