1506874 has 4 divisors (see below), whose sum is σ = 2260314. Its totient is φ = 753436.

The previous prime is 1506851. The next prime is 1506877. The reversal of 1506874 is 4786051.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 855625 + 651249 = 925^2 + 807^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1506877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 376717 + ... + 376720.

2^1506874 is an apocalyptic number.

1506874 is a deficient number, since it is larger than the sum of its proper divisors (753440).

1506874 is an equidigital number, since it uses as much as digits as its factorization.

1506874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753439.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 1506874 is about 1227.5479624031. The cubic root of 1506874 is about 114.6460192828.

The spelling of 1506874 in words is "one million, five hundred six thousand, eight hundred seventy-four".