2153570 has 16 divisors (see below), whose sum is σ = 4002048. Its totient is φ = 833520.

The previous prime is 2153563. The next prime is 2153621. The reversal of 2153570 is 753512.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3164 + ... + 3783.

It is an arithmetic number, because the mean of its divisors is an integer number (250128).

2^2153570 is an apocalyptic number.

2153570 is a deficient number, since it is larger than the sum of its proper divisors (1848478).

2153570 is a wasteful number, since it uses less digits than its factorization.

2153570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6985.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 2153570 is about 1467.5046848307. The cubic root of 2153570 is about 129.1376852541.

The spelling of 2153570 in words is "two million, one hundred fifty-three thousand, five hundred seventy".