40693190 has 16 divisors (see below), whose sum is σ = 73375200. Its totient is φ = 16248960.

The previous prime is 40693183. The next prime is 40693207. The reversal of 40693190 is 9139604.

It is a super-2 number, since 2×40693190² = 3311871424752200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3086 + ... + 9534.

It is an arithmetic number, because the mean of its divisors is an integer number (4585950).

Almost surely, 2^40693190 is an apocalyptic number.

40693190 is a deficient number, since it is larger than the sum of its proper divisors (32682010).

40693190 is a wasteful number, since it uses less digits than its factorization.

40693190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7087.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 40693190 is about 6379.1214128593. The cubic root of 40693190 is about 343.9594496550.

The spelling of 40693190 in words is "forty million, six hundred ninety-three thousand, one hundred ninety".