3718525140 has 72 divisors (see below), whose sum is σ = 12304944288. Its totient is φ = 901460160.

The previous prime is 3718525127. The next prime is 3718525157. The reversal of 3718525140 is 415258173.

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 = 3718525095 and 3718525104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 937042 + ... + 941001.

It is an arithmetic number, because the mean of its divisors is an integer number (170902004).

Almost surely, 2^3718525140 is an apocalyptic number.

3718525140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3718525140 is an abundant number, since it is smaller than the sum of its proper divisors (8586419148).

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

3718525140 is a wasteful number, since it uses less digits than its factorization.

3718525140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1878069 (or 1878064 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 3718525140 is about 60979.7108881307. The cubic root of 3718525140 is about 1549.2573813411.

The spelling of 3718525140 in words is "three billion, seven hundred eighteen million, five hundred twenty-five thousand, one hundred forty".