3649525952 has 28 divisors (see below), whose sum is σ = 7251060936. Its totient is φ = 1822487040.

The previous prime is 3649525951. The next prime is 3649525961. The reversal of 3649525952 is 2595259463.

It is a self number, because there is not a number n which added to its sum of digits gives 3649525952.

It is not an unprimeable number, because it can be changed into a prime (3649525951) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16748 + ... + 87060.

It is an arithmetic number, because the mean of its divisors is an integer number (258966462).

Almost surely, 2^3649525952 is an apocalyptic number.

3649525952 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3649525952 is a deficient number, since it is larger than the sum of its proper divisors (3601534984).

3649525952 is an equidigital number, since it uses as much as digits as its factorization.

3649525952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71136 (or 71126 counting only the distinct ones).

The product of its digits is 2916000, while the sum is 50.

The square root of 3649525952 is about 60411.3064914176. The cubic root of 3649525952 is about 1539.6150654256.

The spelling of 3649525952 in words is "three billion, six hundred forty-nine million, five hundred twenty-five thousand, nine hundred fifty-two".