349132402 has 8 divisors (see below), whose sum is σ = 532284012. Its totient is φ = 171704400.

The previous prime is 349132397. The next prime is 349132409. The reversal of 349132402 is 204231943.

It can be written as a sum of positive squares in 2 ways, for example, as 344065401 + 5067001 = 18549^2 + 2251^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×349132402³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (349132409) 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, 1430749 + ... + 1430992.

Almost surely, 2^349132402 is an apocalyptic number.

349132402 is a deficient number, since it is larger than the sum of its proper divisors (183151610).

349132402 is a wasteful number, since it uses less digits than its factorization.

349132402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2861804.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 349132402 is about 18685.0850145243. The cubic root of 349132402 is about 704.1470845077.

The spelling of 349132402 in words is "three hundred forty-nine million, one hundred thirty-two thousand, four hundred two".