2145692 has 6 divisors (see below), whose sum is σ = 3754968. Its totient is φ = 1072844.

The previous prime is 2145683. The next prime is 2145707. The reversal of 2145692 is 2965412.

It is a happy number.

2145692 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268208 + ... + 268215.

It is an arithmetic number, because the mean of its divisors is an integer number (625828).

2^2145692 is an apocalyptic number.

It is an amenable number.

2145692 is a deficient number, since it is larger than the sum of its proper divisors (1609276).

2145692 is a wasteful number, since it uses less digits than its factorization.

2145692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 536427 (or 536425 counting only the distinct ones).

The product of its digits is 4320, while the sum is 29.

The square root of 2145692 is about 1464.8180774417. The cubic root of 2145692 is about 128.9800261525.

The spelling of 2145692 in words is "two million, one hundred forty-five thousand, six hundred ninety-two".