353798997 has 4 divisors (see below), whose sum is σ = 471732000. Its totient is φ = 235865996.

The previous prime is 353798993. The next prime is 353799007. The reversal of 353798997 is 799897353.

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: 799897353 = 3 ⋅266632451.

It is a cyclic number.

It is not a de Polignac number, because 353798997 - 2² = 353798993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 353798997.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353798993) 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, 58966497 + ... + 58966502.

It is an arithmetic number, because the mean of its divisors is an integer number (117933000).

Almost surely, 2^353798997 is an apocalyptic number.

It is an amenable number.

353798997 is a deficient number, since it is larger than the sum of its proper divisors (117933003).

353798997 is a wasteful number, since it uses less digits than its factorization.

353798997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117933002.

The product of its digits is 12859560, while the sum is 60.

The square root of 353798997 is about 18809.5453693065. The cubic root of 353798997 is about 707.2704808906.

The spelling of 353798997 in words is "three hundred fifty-three million, seven hundred ninety-eight thousand, nine hundred ninety-seven".