1920316 has 12 divisors (see below), whose sum is σ = 3506832. Its totient is φ = 918368.

The previous prime is 1920299. The next prime is 1920343. The reversal of 1920316 is 6130291.

1920316 = T₉₃ + T₉₄ + ... + T₂₃₀.

It is a super-2 number, since 2×1920316² = 7375227079712, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10345 + ... + 10528.

It is an arithmetic number, because the mean of its divisors is an integer number (292236).

2^1920316 is an apocalyptic number.

It is an amenable number.

1920316 is a deficient number, since it is larger than the sum of its proper divisors (1586516).

1920316 is a wasteful number, since it uses less digits than its factorization.

1920316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20900 (or 20898 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 1920316 is about 1385.7546680419. The cubic root of 1920316 is about 124.2961185132.

The spelling of 1920316 in words is "one million, nine hundred twenty thousand, three hundred sixteen".