345146492 has 12 divisors (see below), whose sum is σ = 609987336. Its totient is φ = 170864400.

The previous prime is 345146491. The next prime is 345146513. The reversal of 345146492 is 294641543.

It is a super-2 number, since 2×345146492² = 238252201879812128, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345146491) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 426758 + ... + 427565.

It is an arithmetic number, because the mean of its divisors is an integer number (50832278).

Almost surely, 2^345146492 is an apocalyptic number.

It is an amenable number.

345146492 is a deficient number, since it is larger than the sum of its proper divisors (264840844).

345146492 is a wasteful number, since it uses less digits than its factorization.

345146492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 854428 (or 854426 counting only the distinct ones).

The product of its digits is 103680, while the sum is 38.

The square root of 345146492 is about 18578.1186345658. The cubic root of 345146492 is about 701.4571632138.

The spelling of 345146492 in words is "three hundred forty-five million, one hundred forty-six thousand, four hundred ninety-two".