353429730 has 160 divisors (see below), whose sum is σ = 1011149568. Its totient is φ = 88387200.

The previous prime is 353429701. The next prime is 353429731. The reversal of 353429730 is 37924353.

353429730 is a `hidden beast` number, since 3 + 534 + 2 + 97 + 30 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (353429731) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 1136275 + ... + 1136585.

Almost surely, 2^353429730 is an apocalyptic number.

353429730 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 353429730, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (505574784).

353429730 is an abundant number, since it is smaller than the sum of its proper divisors (657719838).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

353429730 is a wasteful number, since it uses less digits than its factorization.

353429730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 405 counting only the distinct ones).

The product of its (nonzero) digits is 68040, while the sum is 36.

The square root of 353429730 is about 18799.7268597179. The cubic root of 353429730 is about 707.0243311776.

The spelling of 353429730 in words is "three hundred fifty-three million, four hundred twenty-nine thousand, seven hundred thirty".