3751533 has 12 divisors (see below), whose sum is σ = 5445180. Its totient is φ = 2488896.

The previous prime is 3751523. The next prime is 3751547. The reversal of 3751533 is 3351573.

It can be written as a sum of positive squares in 2 ways, for example, as 2304324 + 1447209 = 1518^2 + 1203^2 .

It is not a de Polignac number, because 3751533 - 2⁹ = 3751021 is a prime.

3751533 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3751497 and 3751506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3751523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1203 + ... + 2991.

It is an arithmetic number, because the mean of its divisors is an integer number (453765).

Almost surely, 2^3751533 is an apocalyptic number.

It is an amenable number.

3751533 is a deficient number, since it is larger than the sum of its proper divisors (1693647).

3751533 is a wasteful number, since it uses less digits than its factorization.

3751533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2028 (or 2025 counting only the distinct ones).

The product of its digits is 4725, while the sum is 27.

The square root of 3751533 is about 1936.8874515573. The cubic root of 3751533 is about 155.3827930243.

The spelling of 3751533 in words is "three million, seven hundred fifty-one thousand, five hundred thirty-three".