3953235240 has 64 divisors (see below), whose sum is σ = 13177454400. Its totient is φ = 1054195776.

The previous prime is 3953235203. The next prime is 3953235257. The reversal of 3953235240 is 425323593.

3953235240 is a `hidden beast` number, since 3 + 95 + 323 + 5 + 240 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 3953235195 and 3953235204.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1829122 + ... + 1831281.

It is an arithmetic number, because the mean of its divisors is an integer number (205897725).

Almost surely, 2^3953235240 is an apocalyptic number.

3953235240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3953235240 is an abundant number, since it is smaller than the sum of its proper divisors (9224219160).

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

3953235240 is a wasteful number, since it uses less digits than its factorization.

3953235240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3660423 (or 3660413 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The square root of 3953235240 is about 62874.7583693170. The cubic root of 3953235240 is about 1581.1905836954.

The spelling of 3953235240 in words is "three billion, nine hundred fifty-three million, two hundred thirty-five thousand, two hundred forty".