345386122 has 4 divisors (see below), whose sum is σ = 518079186. Its totient is φ = 172693060.

The previous prime is 345386117. The next prime is 345386137. The reversal of 345386122 is 221683543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 221683543 = 379 ⋅584917.

It can be written as a sum of positive squares in only one way, i.e., 183358681 + 162027441 = 13541^2 + 12729^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86346529 + ... + 86346532.

Almost surely, 2^345386122 is an apocalyptic number.

345386122 is a deficient number, since it is larger than the sum of its proper divisors (172693064).

345386122 is a wasteful number, since it uses less digits than its factorization.

345386122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172693063.

The product of its digits is 34560, while the sum is 34.

The square root of 345386122 is about 18584.5667692309. The cubic root of 345386122 is about 701.6194626992.

The spelling of 345386122 in words is "three hundred forty-five million, three hundred eighty-six thousand, one hundred twenty-two".