3749722528 has 12 divisors (see below), whose sum is σ = 7382266290. Its totient is φ = 1874861248.

The previous prime is 3749722513. The next prime is 3749722547. The reversal of 3749722528 is 8252279473.

It can be written as a sum of positive squares in only one way, i.e., 3664123024 + 85599504 = 60532^2 + 9252^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58589383 + ... + 58589446.

Almost surely, 2^3749722528 is an apocalyptic number.

It is an amenable number.

3749722528 is a deficient number, since it is larger than the sum of its proper divisors (3632543762).

3749722528 is a wasteful number, since it uses less digits than its factorization.

3749722528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117178839 (or 117178831 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 49.

The square root of 3749722528 is about 61234.9779782764. The cubic root of 3749722528 is about 1553.5779333643.

It can be divided in two parts, 37497 and 22528, that added together give a square (60025 = 245²).

The spelling of 3749722528 in words is "three billion, seven hundred forty-nine million, seven hundred twenty-two thousand, five hundred twenty-eight".