2134388 has 12 divisors (see below), whose sum is σ = 3774372. Its totient is φ = 1056000.

The previous prime is 2134373. The next prime is 2134399. The reversal of 2134388 is 8834312.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1669264 + 465124 = 1292^2 + 682^2 .

It is a super-2 number, since 2×2134388² = 9111224269088, which contains 22 as substring.

It is a hoax number, since the sum of its digits (29) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 2134388.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2363 + ... + 3138.

It is an arithmetic number, because the mean of its divisors is an integer number (314531).

2^2134388 is an apocalyptic number.

It is an amenable number.

2134388 is a deficient number, since it is larger than the sum of its proper divisors (1639984).

2134388 is a wasteful number, since it uses less digits than its factorization.

2134388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5602 (or 5600 counting only the distinct ones).

The product of its digits is 4608, while the sum is 29.

The square root of 2134388 is about 1460.9544825216. The cubic root of 2134388 is about 128.7531283998.

The spelling of 2134388 in words is "two million, one hundred thirty-four thousand, three hundred eighty-eight".