345473070 has 32 divisors (see below), whose sum is σ = 851547168. Its totient is φ = 89635968.

The previous prime is 345473059. The next prime is 345473081. The reversal of 345473070 is 70374543.

It is an interprime number because it is at equal distance from previous prime (345473059) and next prime (345473081).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154509 + ... + 156728.

It is an arithmetic number, because the mean of its divisors is an integer number (26610849).

Almost surely, 2^345473070 is an apocalyptic number.

345473070 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345473070 is an abundant number, since it is smaller than the sum of its proper divisors (506074098).

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

345473070 is a wasteful number, since it uses less digits than its factorization.

345473070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 311284.

The product of its (nonzero) digits is 35280, while the sum is 33.

The square root of 345473070 is about 18586.9058748357. The cubic root of 345473070 is about 701.6783333243.

The spelling of 345473070 in words is "three hundred forty-five million, four hundred seventy-three thousand, seventy".