354009730 has 8 divisors (see below), whose sum is σ = 637217532. Its totient is φ = 141603888.

The previous prime is 354009707. The next prime is 354009731. The reversal of 354009730 is 37900453.

It can be written as a sum of positive squares in 2 ways, for example, as 321735969 + 32273761 = 17937^2 + 5681^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 354009692 and 354009701.

It is not an unprimeable number, because it can be changed into a prime (354009731) 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, 17700477 + ... + 17700496.

Almost surely, 2^354009730 is an apocalyptic number.

354009730 is a deficient number, since it is larger than the sum of its proper divisors (283207802).

354009730 is a wasteful number, since it uses less digits than its factorization.

354009730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35400980.

The product of its (nonzero) digits is 11340, while the sum is 31.

The square root of 354009730 is about 18815.1462922827. The cubic root of 354009730 is about 707.4108766609.

The spelling of 354009730 in words is "three hundred fifty-four million, nine thousand, seven hundred thirty".