40940698 has 8 divisors (see below), whose sum is σ = 62569908. Its totient is φ = 20084064.

The previous prime is 40940689. The next prime is 40940729. The reversal of 40940698 is 89604904.

It can be written as a sum of positive squares in 2 ways, for example, as 40487769 + 452929 = 6363^2 + 673^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40940698² = 3352281505454408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40940698.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 193011 + ... + 193222.

Almost surely, 2^40940698 is an apocalyptic number.

40940698 is a deficient number, since it is larger than the sum of its proper divisors (21629210).

40940698 is a wasteful number, since it uses less digits than its factorization.

40940698 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386288.

The product of its (nonzero) digits is 62208, while the sum is 40.

The square root of 40940698 is about 6398.4918535542. The cubic root of 40940698 is about 344.6553948944.

The spelling of 40940698 in words is "forty million, nine hundred forty thousand, six hundred ninety-eight".