3515746049 has 4 divisors (see below), whose sum is σ = 3515938560. Its totient is φ = 3515553540.

The previous prime is 3515746001. The next prime is 3515746109. The reversal of 3515746049 is 9406475153.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3515746049 - 2¹² = 3515741953 is a prime.

It is a super-2 number, since 2×3515746049² = 24720940562118220802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3515745049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65609 + ... + 106470.

It is an arithmetic number, because the mean of its divisors is an integer number (878984640).

Almost surely, 2^3515746049 is an apocalyptic number.

It is an amenable number.

3515746049 is a deficient number, since it is larger than the sum of its proper divisors (192511).

3515746049 is a wasteful number, since it uses less digits than its factorization.

3515746049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192510.

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 3515746049 is about 59293.7268941665. The cubic root of 3515746049 is about 1520.5679504138.

The spelling of 3515746049 in words is "three billion, five hundred fifteen million, seven hundred forty-six thousand, forty-nine".