3890073 has 8 divisors (see below), whose sum is σ = 5658336. Its totient is φ = 2357600.

The previous prime is 3890071. The next prime is 3890083. The reversal of 3890073 is 3700983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3890073 - 2¹ = 3890071 is a prime.

3890073 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3890073.

It is not an unprimeable number, because it can be changed into a prime (3890071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58908 + ... + 58973.

It is an arithmetic number, because the mean of its divisors is an integer number (707292).

Almost surely, 2^3890073 is an apocalyptic number.

3890073 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3890073 is a deficient number, since it is larger than the sum of its proper divisors (1768263).

3890073 is a wasteful number, since it uses less digits than its factorization.

3890073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117895.

The product of its (nonzero) digits is 4536, while the sum is 30.

The square root of 3890073 is about 1972.3267984794. The cubic root of 3890073 is about 157.2724251733.

The spelling of 3890073 in words is "three million, eight hundred ninety thousand, seventy-three".