349090593 has 4 divisors (see below), whose sum is σ = 465454128. Its totient is φ = 232727060.

The previous prime is 349090583. The next prime is 349090601. The reversal of 349090593 is 395090943.

It is a happy number.

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 349090593 - 2²¹ = 346993441 is a prime.

It is not an unprimeable number, because it can be changed into a prime (349090513) 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, 58181763 + ... + 58181768.

It is an arithmetic number, because the mean of its divisors is an integer number (116363532).

Almost surely, 2^349090593 is an apocalyptic number.

It is an amenable number.

349090593 is a deficient number, since it is larger than the sum of its proper divisors (116363535).

349090593 is a wasteful number, since it uses less digits than its factorization.

349090593 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116363534.

The product of its (nonzero) digits is 131220, while the sum is 42.

The square root of 349090593 is about 18683.9662009970. The cubic root of 349090593 is about 704.1189759158.

The spelling of 349090593 in words is "three hundred forty-nine million, ninety thousand, five hundred ninety-three".