1551002 has 8 divisors (see below), whose sum is σ = 2332800. Its totient is φ = 773404.

The previous prime is 1551001. The next prime is 1551013. The reversal of 1551002 is 2001551.

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

It is not an unprimeable number, because it can be changed into a prime (1551001) 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, 149 + ... + 1767.

It is an arithmetic number, because the mean of its divisors is an integer number (291600).

2^1551002 is an apocalyptic number.

1551002 is a deficient number, since it is larger than the sum of its proper divisors (781798).

1551002 is a wasteful number, since it uses less digits than its factorization.

1551002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2100.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 1551002 is about 1245.3923076686. The cubic root of 1551002 is about 115.7543851850.

Adding to 1551002 its reverse (2001551), we get a palindrome (3552553).

The spelling of 1551002 in words is "one million, five hundred fifty-one thousand, two".