345624002 has 4 divisors (see below), whose sum is σ = 518436006. Its totient is φ = 172812000.

The previous prime is 345623983. The next prime is 345624031. The reversal of 345624002 is 200426543.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200426543 = 283 ⋅708221.

It can be written as a sum of positive squares in only one way, i.e., 308669761 + 36954241 = 17569^2 + 6079^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86405999 + ... + 86406002.

Almost surely, 2^345624002 is an apocalyptic number.

345624002 is a deficient number, since it is larger than the sum of its proper divisors (172812004).

345624002 is a wasteful number, since it uses less digits than its factorization.

345624002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172812003.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 345624002 is about 18590.9656016034. The cubic root of 345624002 is about 701.7805026917.

The spelling of 345624002 in words is "three hundred forty-five million, six hundred twenty-four thousand, two".