1457002 has 8 divisors (see below), whose sum is σ = 2314116. Its totient is φ = 685632.

The previous prime is 1456963. The next prime is 1457011. The reversal of 1457002 is 2007541.

It can be written as a sum of positive squares in 2 ways, for example, as 1083681 + 373321 = 1041^2 + 611^2 .

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

It is an Ulam 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, 21393 + ... + 21460.

2^1457002 is an apocalyptic number.

1457002 is a deficient number, since it is larger than the sum of its proper divisors (857114).

1457002 is a wasteful number, since it uses less digits than its factorization.

1457002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42872.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 1457002 is about 1207.0633786177. The cubic root of 1457002 is about 113.3670161322.

The spelling of 1457002 in words is "one million, four hundred fifty-seven thousand, two".