40304760 has 128 divisors (see below), whose sum is σ = 126593280. Its totient is φ = 10257408.

The previous prime is 40304753. The next prime is 40304777. The reversal of 40304760 is 6740304.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 40304760.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 376627 + ... + 376733.

It is an arithmetic number, because the mean of its divisors is an integer number (989010).

Almost surely, 2^40304760 is an apocalyptic number.

40304760 is a gapful number since it is divisible by the number (40) 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 40304760, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63296640).

40304760 is an abundant number, since it is smaller than the sum of its proper divisors (86288520).

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

40304760 is a wasteful number, since it uses less digits than its factorization.

40304760 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237 (or 233 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 24.

The square root of 40304760 is about 6348.6029959354. The cubic root of 40304760 is about 342.8615465704.

The spelling of 40304760 in words is "forty million, three hundred four thousand, seven hundred sixty".