40992458 has 16 divisors (see below), whose sum is σ = 66456936. Its totient is φ = 18851520.

The previous prime is 40992451. The next prime is 40992473. The reversal of 40992458 is 85429904.

It can be written as a sum of positive squares in 4 ways, for example, as 34727449 + 6265009 = 5893^2 + 2503^2 .

It is a super-2 number, since 2×40992458² = 3360763225763528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40992451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4928 + ... + 10308.

Almost surely, 2^40992458 is an apocalyptic number.

40992458 is a deficient number, since it is larger than the sum of its proper divisors (25464478).

40992458 is a wasteful number, since it uses less digits than its factorization.

40992458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5689.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 40992458 is about 6402.5352790906. The cubic root of 40992458 is about 344.8005792828.

The spelling of 40992458 in words is "forty million, nine hundred ninety-two thousand, four hundred fifty-eight".