3420992 has 14 divisors (see below), whose sum is σ = 6788658. Its totient is φ = 1710464.

The previous prime is 3420973. The next prime is 3421003. The reversal of 3420992 is 2990243.

It can be written as a sum of positive squares in only one way, i.e., 3041536 + 379456 = 1744^2 + 616^2 .

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, 26663 + ... + 26790.

Almost surely, 2^3420992 is an apocalyptic number.

3420992 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3420992 is a deficient number, since it is larger than the sum of its proper divisors (3367666).

3420992 is an equidigital number, since it uses as much as digits as its factorization.

3420992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53465 (or 53455 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 3420992 is about 1849.5923875276. The cubic root of 3420992 is about 150.6782911472.

The spelling of 3420992 in words is "three million, four hundred twenty thousand, nine hundred ninety-two".