345783354 has 32 divisors (see below), whose sum is σ = 793927680. Its totient is φ = 98349552.

The previous prime is 345783341. The next prime is 345783367. The reversal of 345783354 is 453387543.

It is an interprime number because it is at equal distance from previous prime (345783341) and next prime (345783367).

It is a super-2 number, since 2×345783354² = 239132255806978632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 9094 + ... + 27825.

It is an arithmetic number, because the mean of its divisors is an integer number (24810240).

Almost surely, 2^345783354 is an apocalyptic number.

345783354 is an abundant number, since it is smaller than the sum of its proper divisors (448144326).

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

345783354 is a wasteful number, since it uses less digits than its factorization.

345783354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37154.

The product of its digits is 604800, while the sum is 42.

The square root of 345783354 is about 18595.2508453099. The cubic root of 345783354 is about 701.8883394775. Note that the first 3 decimals are identical.

The spelling of 345783354 in words is "three hundred forty-five million, seven hundred eighty-three thousand, three hundred fifty-four".