3450265821 has 16 divisors (see below), whose sum is σ = 5412182400. Its totient is φ = 2164872384.

The previous prime is 3450265813. The next prime is 3450265831. The reversal of 3450265821 is 1285620543.

3450265821 is a `hidden beast` number, since 3 + 4 + 50 + 26 + 582 + 1 = 666.

It is not a de Polignac number, because 3450265821 - 2³ = 3450265813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3450265831) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3758001 + ... + 3758918.

It is an arithmetic number, because the mean of its divisors is an integer number (338261400).

Almost surely, 2^3450265821 is an apocalyptic number.

It is an amenable number.

3450265821 is a deficient number, since it is larger than the sum of its proper divisors (1961916579).

3450265821 is a wasteful number, since it uses less digits than its factorization.

3450265821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7516945 (or 7516939 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 3450265821 is about 58738.9633973907. The cubic root of 3450265821 is about 1511.0686149439.

The spelling of 3450265821 in words is "three billion, four hundred fifty million, two hundred sixty-five thousand, eight hundred twenty-one".