3651234249 has 16 divisors (see below), whose sum is σ = 5244108800. Its totient is φ = 2246351616.

The previous prime is 3651234187. The next prime is 3651234263. The reversal of 3651234249 is 9424321563.

3651234249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3651234249 - 2¹² = 3651230153 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3651235249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 190497 + ... + 208785.

It is an arithmetic number, because the mean of its divisors is an integer number (327756800).

Almost surely, 2^3651234249 is an apocalyptic number.

3651234249 is a gapful number since it is divisible by the number (39) formed by its first and last digit.

It is an amenable number.

3651234249 is a deficient number, since it is larger than the sum of its proper divisors (1592874551).

3651234249 is a wasteful number, since it uses less digits than its factorization.

3651234249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23424.

The product of its digits is 155520, while the sum is 39.

The square root of 3651234249 is about 60425.4437219951. The cubic root of 3651234249 is about 1539.8552527416.

The spelling of 3651234249 in words is "three billion, six hundred fifty-one million, two hundred thirty-four thousand, two hundred forty-nine".