40098304 has 20 divisors (see below), whose sum is σ = 80119314. Its totient is φ = 20048896.

The previous prime is 40098293. The next prime is 40098323. The reversal of 40098304 is 40389004.

It can be written as a sum of positive squares in only one way, i.e., 34105600 + 5992704 = 5840^2 + 2448^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38647 + ... + 39670.

Almost surely, 2^40098304 is an apocalyptic number.

It is an amenable number.

40098304 is a deficient number, since it is larger than the sum of its proper divisors (40021010).

40098304 is an frugal number, since it uses more digits than its factorization.

40098304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78335 (or 78319 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 40098304 is about 6332.3221648934. The cubic root of 40098304 is about 342.2751225982.

The spelling of 40098304 in words is "forty million, ninety-eight thousand, three hundred four".