3506433149 has 4 divisors (see below), whose sum is σ = 3506911200. Its totient is φ = 3505955100.

The previous prime is 3506433143. The next prime is 3506433169. The reversal of 3506433149 is 9413346053.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9413346053 = 9521 ⋅988693.

It is a cyclic number.

It is not a de Polignac number, because 3506433149 - 2¹² = 3506429053 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3506433143) 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, 227849 + ... + 242750.

It is an arithmetic number, because the mean of its divisors is an integer number (876727800).

Almost surely, 2^3506433149 is an apocalyptic number.

It is an amenable number.

3506433149 is a deficient number, since it is larger than the sum of its proper divisors (478051).

3506433149 is an equidigital number, since it uses as much as digits as its factorization.

3506433149 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478050.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 3506433149 is about 59215.1429028082. The cubic root of 3506433149 is about 1519.2241465520.

The spelling of 3506433149 in words is "three billion, five hundred six million, four hundred thirty-three thousand, one hundred forty-nine".