2151502 has 8 divisors (see below), whose sum is σ = 3259512. Its totient is φ = 1065000.

The previous prime is 2151497. The next prime is 2151509. The reversal of 2151502 is 2051512.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151509) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5124 + ... + 5527.

It is an arithmetic number, because the mean of its divisors is an integer number (407439).

2^2151502 is an apocalyptic number.

2151502 is a deficient number, since it is larger than the sum of its proper divisors (1108010).

2151502 is a wasteful number, since it uses less digits than its factorization.

2151502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10754.

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 2151502 is about 1466.7999181893. The cubic root of 2151502 is about 129.0963365075.

The spelling of 2151502 in words is "two million, one hundred fifty-one thousand, five hundred two".