3890122 has 4 divisors (see below), whose sum is σ = 5835186. Its totient is φ = 1945060.

The previous prime is 3890119. The next prime is 3890129. The reversal of 3890122 is 2210983.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3837681 + 52441 = 1959^2 + 229^2 .

It is not an unprimeable number, because it can be changed into a prime (3890129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972529 + ... + 972532.

Almost surely, 2^3890122 is an apocalyptic number.

3890122 is a deficient number, since it is larger than the sum of its proper divisors (1945064).

3890122 is a wasteful number, since it uses less digits than its factorization.

3890122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1945063.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 3890122 is about 1972.3392203168. The cubic root of 3890122 is about 157.2730855137.

The spelling of 3890122 in words is "three million, eight hundred ninety thousand, one hundred twenty-two".