40748308 has 24 divisors (see below), whose sum is σ = 73678248. Its totient is φ = 19708416.

The previous prime is 40748297. The next prime is 40748329. The reversal of 40748308 is 80384704.

It can be written as a sum of positive squares in 4 ways, for example, as 4963984 + 35784324 = 2228^2 + 5982^2 .

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14160 + ... + 16792.

It is an arithmetic number, because the mean of its divisors is an integer number (3069927).

Almost surely, 2^40748308 is an apocalyptic number.

It is an amenable number.

40748308 is a deficient number, since it is larger than the sum of its proper divisors (32929940).

40748308 is a wasteful number, since it uses less digits than its factorization.

40748308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763 (or 2761 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 40748308 is about 6383.4401383580. The cubic root of 40748308 is about 344.1146746761.

The spelling of 40748308 in words is "forty million, seven hundred forty-eight thousand, three hundred eight".