2132390 has 32 divisors (see below), whose sum is σ = 4233600. Its totient is φ = 768384.

The previous prime is 2132387. The next prime is 2132401. The reversal of 2132390 is 932312.

It is a super-2 number, since 2×2132390² = 9094174224200, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁵ + 1 + 3¹² + 2⁵ + 3¹³ + 9⁴ + 0 .

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 15 ways as a sum of consecutive naturals, for example, 5936 + ... + 6284.

It is an arithmetic number, because the mean of its divisors is an integer number (132300).

2^2132390 is an apocalyptic number.

2132390 is a deficient number, since it is larger than the sum of its proper divisors (2101210).

2132390 is a wasteful number, since it uses less digits than its factorization.

2132390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 2132390 is about 1460.2705228827. The cubic root of 2132390 is about 128.7129406016.

The spelling of 2132390 in words is "two million, one hundred thirty-two thousand, three hundred ninety".