349453070 has 16 divisors (see below), whose sum is σ = 629376048. Its totient is φ = 139701120.

The previous prime is 349453063. The next prime is 349453081. The reversal of 349453070 is 70354943.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 349453070.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10262 + ... + 28358.

It is an arithmetic number, because the mean of its divisors is an integer number (39336003).

Almost surely, 2^349453070 is an apocalyptic number.

349453070 is a deficient number, since it is larger than the sum of its proper divisors (279922978).

349453070 is a wasteful number, since it uses less digits than its factorization.

349453070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20035.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 349453070 is about 18693.6638998352. The cubic root of 349453070 is about 704.3625981083.

The spelling of 349453070 in words is "three hundred forty-nine million, four hundred fifty-three thousand, seventy".