2157332 has 12 divisors (see below), whose sum is σ = 3823680. Its totient is φ = 1064856.

The previous prime is 2157329. The next prime is 2157341. The reversal of 2157332 is 2337512.

It is a junction number, because it is equal to n+sod(n) for n = 2157298 and 2157307.

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, 3098 + ... + 3729.

It is an arithmetic number, because the mean of its divisors is an integer number (318640).

2^2157332 is an apocalyptic number.

It is an amenable number.

2157332 is a deficient number, since it is larger than the sum of its proper divisors (1666348).

2157332 is a wasteful number, since it uses less digits than its factorization.

2157332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6910 (or 6908 counting only the distinct ones).

The product of its digits is 1260, while the sum is 23.

The square root of 2157332 is about 1468.7858931784. The cubic root of 2157332 is about 129.2128369574.

The spelling of 2157332 in words is "two million, one hundred fifty-seven thousand, three hundred thirty-two".