3536749 has 2 divisors, whose sum is σ = 3536750. Its totient is φ = 3536748.

The previous prime is 3536737. The next prime is 3536789. The reversal of 3536749 is 9476353.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2951524 + 585225 = 1718^2 + 765^2 .

It is a cyclic number.

It is not a de Polignac number, because 3536749 - 2¹¹ = 3534701 is a prime.

It is a d-powerful number, because it can be written as 3¹³ + 5⁷ + 3¹³ + 6⁵ + 7² + 4⁹ + 9 .

3536749 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3536789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1768374 + 1768375.

It is an arithmetic number, because the mean of its divisors is an integer number (1768375).

Almost surely, 2^3536749 is an apocalyptic number.

It is an amenable number.

3536749 is a deficient number, since it is larger than the sum of its proper divisors (1).

3536749 is an equidigital number, since it uses as much as digits as its factorization.

3536749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68040, while the sum is 37.

The square root of 3536749 is about 1880.6246302758. The cubic root of 3536749 is about 152.3589881676.

The spelling of 3536749 in words is "three million, five hundred thirty-six thousand, seven hundred forty-nine".