352497693 has 4 divisors (see below), whose sum is σ = 469996928. Its totient is φ = 234998460.

The previous prime is 352497679. The next prime is 352497713. The reversal of 352497693 is 396794253.

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 not a de Polignac number, because 352497693 - 2¹² = 352493597 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 (352497643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58749613 + ... + 58749618.

It is an arithmetic number, because the mean of its divisors is an integer number (117499232).

Almost surely, 2^352497693 is an apocalyptic number.

It is an amenable number.

352497693 is a deficient number, since it is larger than the sum of its proper divisors (117499235).

352497693 is a wasteful number, since it uses less digits than its factorization.

352497693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117499234.

The product of its digits is 1224720, while the sum is 48.

The square root of 352497693 is about 18774.9219172810. The cubic root of 352497693 is about 706.4022811212.

The spelling of 352497693 in words is "three hundred fifty-two million, four hundred ninety-seven thousand, six hundred ninety-three".