3420390292 has 24 divisors (see below), whose sum is σ = 6636887712. Its totient is φ = 1529234400.

The previous prime is 3420390287. The next prime is 3420390299. The reversal of 3420390292 is 2920930243.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420390299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634498 + ... + 639865.

It is an arithmetic number, because the mean of its divisors is an integer number (276536988).

Almost surely, 2^3420390292 is an apocalyptic number.

It is an amenable number.

3420390292 is a deficient number, since it is larger than the sum of its proper divisors (3216497420).

3420390292 is a wasteful number, since it uses less digits than its factorization.

3420390292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1274439 (or 1274437 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 34.

The square root of 3420390292 is about 58484.1028998479. The cubic root of 3420390292 is about 1506.6945651198.

The spelling of 3420390292 in words is "three billion, four hundred twenty million, three hundred ninety thousand, two hundred ninety-two".