40348500 has 96 divisors (see below), whose sum is σ = 120836352. Its totient is φ = 10454400.

The previous prime is 40348489. The next prime is 40348547. The reversal of 40348500 is 584304.

It is a happy number.

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, 55137 + ... + 55863.

It is an arithmetic number, because the mean of its divisors is an integer number (1258712).

Almost surely, 2^40348500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40348500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60418176).

40348500 is an abundant number, since it is smaller than the sum of its proper divisors (80487852).

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

40348500 is a wasteful number, since it uses less digits than its factorization.

40348500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 786 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40348500 is about 6352.0469141844. The cubic root of 40348500 is about 342.9855297950.

The spelling of 40348500 in words is "forty million, three hundred forty-eight thousand, five hundred".