40702904 has 32 divisors (see below), whose sum is σ = 84207600. Its totient is φ = 18289920.

The previous prime is 40702903. The next prime is 40702999. The reversal of 40702904 is 40920704.

40702904 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40702903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5234 + ... + 10430.

Almost surely, 2^40702904 is an apocalyptic number.

40702904 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40702904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42103800).

40702904 is an abundant number, since it is smaller than the sum of its proper divisors (43504696).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40702904 is a wasteful number, since it uses less digits than its factorization.

40702904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303 (or 5299 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 40702904 is about 6379.8827575434. The cubic root of 40702904 is about 343.9868166933.

The spelling of 40702904 in words is "forty million, seven hundred two thousand, nine hundred four".