6920190 has 48 divisors (see below), whose sum is σ = 19055088. Its totient is φ = 1736448.

The previous prime is 6920189. The next prime is 6920201. The reversal of 6920190 is 910296.

It is a happy number.

It is a super-2 number, since 2×6920190² = 95778059272200, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 732 + ... + 3791.

It is an arithmetic number, because the mean of its divisors is an integer number (396981).

Almost surely, 2^6920190 is an apocalyptic number.

6920190 is an abundant number, since it is smaller than the sum of its proper divisors (12134898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6920190 is a wasteful number, since it uses less digits than its factorization.

6920190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4553 (or 4550 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 6920190 is about 2630.6254009266. The cubic root of 6920190 is about 190.5633327357.

The spelling of 6920190 in words is "six million, nine hundred twenty thousand, one hundred ninety".