3729834540 has 60 divisors (see below), whose sum is σ = 11700634176. Its totient is φ = 994622112.

The previous prime is 3729834529. The next prime is 3729834547. The reversal of 3729834540 is 454389273.

3729834540 is a `hidden beast` number, since 3 + 7 + 29 + 83 + 4 + 540 = 666.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (3729834547) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1149564 + ... + 1152803.

Almost surely, 2^3729834540 is an apocalyptic number.

3729834540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3729834540 is an abundant number, since it is smaller than the sum of its proper divisors (7970799636).

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

3729834540 is a wasteful number, since it uses less digits than its factorization.

3729834540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2302388 (or 2302377 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The square root of 3729834540 is about 61072.3713310692. The cubic root of 3729834540 is about 1550.8264118886.

The spelling of 3729834540 in words is "three billion, seven hundred twenty-nine million, eight hundred thirty-four thousand, five hundred forty".