40339895 has 16 divisors (see below), whose sum is σ = 51541920. Its totient is φ = 30203904.

The previous prime is 40339883. The next prime is 40339913. The reversal of 40339895 is 59893304.

It is a cyclic number.

It is not a de Polignac number, because 40339895 - 2¹⁰ = 40338871 is a prime.

It is a super-2 number, since 2×40339895² = 3254614257222050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15176 + ... + 17634.

It is an arithmetic number, because the mean of its divisors is an integer number (3221370).

Almost surely, 2^40339895 is an apocalyptic number.

40339895 is a deficient number, since it is larger than the sum of its proper divisors (11202025).

40339895 is a wasteful number, since it uses less digits than its factorization.

40339895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2674.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 40339895 is about 6351.3695373518. The cubic root of 40339895 is about 342.9611455732.

The spelling of 40339895 in words is "forty million, three hundred thirty-nine thousand, eight hundred ninety-five".