1494631 has 4 divisors (see below), whose sum is σ = 1546200. Its totient is φ = 1443064.

The previous prime is 1494617. The next prime is 1494641. The reversal of 1494631 is 1364941.

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

It is a cyclic number.

It is not a de Polignac number, because 1494631 - 2⁵ = 1494599 is a prime.

It is a super-2 number, since 2×1494631² = 4467843652322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1494631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1494641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25741 + ... + 25798.

It is an arithmetic number, because the mean of its divisors is an integer number (386550).

2^1494631 is an apocalyptic number.

1494631 is a deficient number, since it is larger than the sum of its proper divisors (51569).

1494631 is an equidigital number, since it uses as much as digits as its factorization.

1494631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51568.

The product of its digits is 2592, while the sum is 28.

The square root of 1494631 is about 1222.5510214302. The cubic root of 1494631 is about 114.3346838507.

The spelling of 1494631 in words is "one million, four hundred ninety-four thousand, six hundred thirty-one".