40802024 has 8 divisors (see below), whose sum is σ = 76503810. Its totient is φ = 20401008.

The previous prime is 40802017. The next prime is 40802029. The reversal of 40802024 is 42020804.

It can be written as a sum of positive squares in only one way, i.e., 33062500 + 7739524 = 5750^2 + 2782^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 40801987 and 40802005.

It is not an unprimeable number, because it can be changed into a prime (40802029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2550119 + ... + 2550134.

Almost surely, 2^40802024 is an apocalyptic number.

It is an amenable number.

40802024 is a deficient number, since it is larger than the sum of its proper divisors (35701786).

40802024 is a wasteful number, since it uses less digits than its factorization.

40802024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100259 (or 5100255 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 40802024 is about 6387.6462018493. The cubic root of 40802024 is about 344.2658167185.

Adding to 40802024 its reverse (42020804), we get a palindrome (82822828).

The spelling of 40802024 in words is "forty million, eight hundred two thousand, twenty-four".