345040002 has 24 divisors (see below), whose sum is σ = 747966960. Its totient is φ = 114954840.

The previous prime is 345039991. The next prime is 345040021. The reversal of 345040002 is 200040543.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45649 + ... + 52667.

It is an arithmetic number, because the mean of its divisors is an integer number (31165290).

Almost surely, 2^345040002 is an apocalyptic number.

345040002 is an abundant number, since it is smaller than the sum of its proper divisors (402926958).

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

345040002 is a wasteful number, since it uses less digits than its factorization.

345040002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9758 (or 9755 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 345040002 is about 18575.2524074372. The cubic root of 345040002 is about 701.3850142773.

Adding to 345040002 its reverse (200040543), we get a palindrome (545080545).

The spelling of 345040002 in words is "three hundred forty-five million, forty thousand, two".