3490538249 has 4 divisors (see below), whose sum is σ = 3807859920. Its totient is φ = 3173216580.

The previous prime is 3490538147. The next prime is 3490538267. The reversal of 3490538249 is 9428350943.

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 3490538249 - 2¹² = 3490534153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3490538299) 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, 158660819 + ... + 158660840.

It is an arithmetic number, because the mean of its divisors is an integer number (951964980).

Almost surely, 2^3490538249 is an apocalyptic number.

It is an amenable number.

3490538249 is a deficient number, since it is larger than the sum of its proper divisors (317321671).

3490538249 is a wasteful number, since it uses less digits than its factorization.

3490538249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317321670.

The product of its (nonzero) digits is 933120, while the sum is 47.

The square root of 3490538249 is about 59080.7773222391. Note that the first 3 decimals coincide. The cubic root of 3490538249 is about 1516.9250869781.

The spelling of 3490538249 in words is "three billion, four hundred ninety million, five hundred thirty-eight thousand, two hundred forty-nine".