40829830 has 32 divisors (see below), whose sum is σ = 77220864. Its totient is φ = 15513696.

The previous prime is 40829827. The next prime is 40829837. The reversal of 40829830 is 3892804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40829837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37879 + ... + 38941.

It is an arithmetic number, because the mean of its divisors is an integer number (2413152).

Almost surely, 2^40829830 is an apocalyptic number.

40829830 is a deficient number, since it is larger than the sum of its proper divisors (36391034).

40829830 is a wasteful number, since it uses less digits than its factorization.

40829830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1260.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 40829830 is about 6389.8223762480. The cubic root of 40829830 is about 344.3440030489.

The spelling of 40829830 in words is "forty million, eight hundred twenty-nine thousand, eight hundred thirty".