3802123 has 4 divisors (see below), whose sum is σ = 4094608. Its totient is φ = 3509640.

The previous prime is 3802093. The next prime is 3802129. The reversal of 3802123 is 3212083.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3802123 - 2¹³ = 3793931 is a prime.

It is a super-2 number, since 2×3802123² = 28912278614258, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3802123.

It is not an unprimeable number, because it can be changed into a prime (3802129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 146223 + ... + 146248.

It is an arithmetic number, because the mean of its divisors is an integer number (1023652).

Almost surely, 2^3802123 is an apocalyptic number.

3802123 is a deficient number, since it is larger than the sum of its proper divisors (292485).

3802123 is a wasteful number, since it uses less digits than its factorization.

3802123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292484.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 3802123 is about 1949.9033309372. The cubic root of 3802123 is about 156.0781303786.

The spelling of 3802123 in words is "three million, eight hundred two thousand, one hundred twenty-three".