40982042 has 8 divisors (see below), whose sum is σ = 62972532. Its totient is φ = 19991200.

The previous prime is 40982041. The next prime is 40982089. The reversal of 40982042 is 24028904.

It can be written as a sum of positive squares in 2 ways, for example, as 37957921 + 3024121 = 6161^2 + 1739^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 40981996 and 40982014.

It is not an unprimeable number, because it can be changed into a prime (40982041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249809 + ... + 249972.

Almost surely, 2^40982042 is an apocalyptic number.

40982042 is a deficient number, since it is larger than the sum of its proper divisors (21990490).

40982042 is a wasteful number, since it uses less digits than its factorization.

40982042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499824.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 40982042 is about 6401.7217996411. The cubic root of 40982042 is about 344.7713727146.

The spelling of 40982042 in words is "forty million, nine hundred eighty-two thousand, forty-two".