40029350 has 12 divisors (see below), whose sum is σ = 74454684. Its totient is φ = 16011720.

The previous prime is 40029349. The next prime is 40029397. The reversal of 40029350 is 5392004.

It is a super-2 number, since 2×40029350² = 3204697722845000, 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 5 ways as a sum of consecutive naturals, for example, 400244 + ... + 400343.

It is an arithmetic number, because the mean of its divisors is an integer number (6204557).

Almost surely, 2^40029350 is an apocalyptic number.

40029350 is a deficient number, since it is larger than the sum of its proper divisors (34425334).

40029350 is a wasteful number, since it uses less digits than its factorization.

40029350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 800599 (or 800594 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 40029350 is about 6326.8752160921. The cubic root of 40029350 is about 342.0788152086.

The spelling of 40029350 in words is "forty million, twenty-nine thousand, three hundred fifty".