3438898772 has 6 divisors (see below), whose sum is σ = 6018072858. Its totient is φ = 1719449384.

The previous prime is 3438898763. The next prime is 3438898817. The reversal of 3438898772 is 2778988343.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3429742096 + 9156676 = 58564^2 + 3026^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 429862343 + ... + 429862350.

It is an arithmetic number, because the mean of its divisors is an integer number (1003012143).

Almost surely, 2^3438898772 is an apocalyptic number.

It is an amenable number.

3438898772 is a deficient number, since it is larger than the sum of its proper divisors (2579174086).

3438898772 is a wasteful number, since it uses less digits than its factorization.

3438898772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859724697 (or 859724695 counting only the distinct ones).

The product of its digits is 16257024, while the sum is 59.

The square root of 3438898772 is about 58642.1245522363. The cubic root of 3438898772 is about 1509.4073624234.

The spelling of 3438898772 in words is "three billion, four hundred thirty-eight million, eight hundred ninety-eight thousand, seven hundred seventy-two".