1490733 has 12 divisors (see below), whose sum is σ = 2183740. Its totient is φ = 979776.

The previous prime is 1490729. The next prime is 1490737. The reversal of 1490733 is 3370941.

It is an interprime number because it is at equal distance from previous prime (1490729) and next prime (1490737).

It can be written as a sum of positive squares in 2 ways, for example, as 381924 + 1108809 = 618^2 + 1053^2 .

It is not a de Polignac number, because 1490733 - 2² = 1490729 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1490697 and 1490706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490737) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 478 + ... + 1791.

2^1490733 is an apocalyptic number.

It is an amenable number.

1490733 is a deficient number, since it is larger than the sum of its proper divisors (693007).

1490733 is a wasteful number, since it uses less digits than its factorization.

1490733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2348 (or 2345 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 1490733 is about 1220.9557731548. The cubic root of 1490733 is about 114.2352023060.

The spelling of 1490733 in words is "one million, four hundred ninety thousand, seven hundred thirty-three".