3552749272 has 8 divisors (see below), whose sum is σ = 6661404900. Its totient is φ = 1776374632.

The previous prime is 3552749177. The next prime is 3552749273. The reversal of 3552749272 is 2729472553.

3552749272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3552749273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 222046822 + ... + 222046837.

Almost surely, 2^3552749272 is an apocalyptic number.

It is an amenable number.

3552749272 is a deficient number, since it is larger than the sum of its proper divisors (3108655628).

3552749272 is a wasteful number, since it uses less digits than its factorization.

3552749272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444093665 (or 444093661 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 46.

The square root of 3552749272 is about 59604.9433520409. The cubic root of 3552749272 is about 1525.8840019539.

The spelling of 3552749272 in words is "three billion, five hundred fifty-two million, seven hundred forty-nine thousand, two hundred seventy-two".