2141404 has 6 divisors (see below), whose sum is σ = 3747464. Its totient is φ = 1070700.

The previous prime is 2141401. The next prime is 2141407. The reversal of 2141404 is 4041412.

It is an interprime number because it is at equal distance from previous prime (2141401) and next prime (2141407).

It is a super-2 number, since 2×2141404² = 9171222182432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2141401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267672 + ... + 267679.

2^2141404 is an apocalyptic number.

It is an amenable number.

2141404 is a deficient number, since it is larger than the sum of its proper divisors (1606060).

2141404 is a wasteful number, since it uses less digits than its factorization.

2141404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535355 (or 535353 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 2141404 is about 1463.3536824705. The cubic root of 2141404 is about 128.8940499761.

Adding to 2141404 its reverse (4041412), we get a palindrome (6182816).

The spelling of 2141404 in words is "two million, one hundred forty-one thousand, four hundred four".