40302044 has 12 divisors (see below), whose sum is σ = 70585368. Its totient is φ = 20134800.

The previous prime is 40302043. The next prime is 40302047. The reversal of 40302044 is 44020304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40302043) 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, 2834 + ... + 9414.

It is an arithmetic number, because the mean of its divisors is an integer number (5882114).

Almost surely, 2^40302044 is an apocalyptic number.

It is an amenable number.

40302044 is a deficient number, since it is larger than the sum of its proper divisors (30283324).

40302044 is a wasteful number, since it uses less digits than its factorization.

40302044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8116 (or 8114 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 40302044 is about 6348.3890870047. The cubic root of 40302044 is about 342.8538449749.

Adding to 40302044 its reverse (44020304), we get a palindrome (84322348).

The spelling of 40302044 in words is "forty million, three hundred two thousand, forty-four".