3662747249 has 8 divisors (see below), whose sum is σ = 4406312640. Its totient is φ = 2974260816.

The previous prime is 3662747239. The next prime is 3662747323. The reversal of 3662747249 is 9427472663.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3662747249 - 2⁸ = 3662746993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3662747197 and 3662747206.

It is not an unprimeable number, because it can be changed into a prime (3662747239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13769594 + ... + 13769859.

It is an arithmetic number, because the mean of its divisors is an integer number (550789080).

Almost surely, 2^3662747249 is an apocalyptic number.

It is an amenable number.

3662747249 is a deficient number, since it is larger than the sum of its proper divisors (743565391).

3662747249 is a wasteful number, since it uses less digits than its factorization.

3662747249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27539479.

The product of its digits is 3048192, while the sum is 50.

The square root of 3662747249 is about 60520.6349024859. The cubic root of 3662747249 is about 1541.4720350244.

The spelling of 3662747249 in words is "three billion, six hundred sixty-two million, seven hundred forty-seven thousand, two hundred forty-nine".