1493290 has 16 divisors (see below), whose sum is σ = 2734560. Its totient is φ = 586960.

The previous prime is 1493281. The next prime is 1493291. The reversal of 1493290 is 923941.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1493291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 676 + ... + 1855.

It is an arithmetic number, because the mean of its divisors is an integer number (170910).

2^1493290 is an apocalyptic number.

1493290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1493290 is a deficient number, since it is larger than the sum of its proper divisors (1241270).

1493290 is a wasteful number, since it uses less digits than its factorization.

1493290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2597.

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 1493290 is about 1222.0024549894. The cubic root of 1493290 is about 114.3004794911.

The spelling of 1493290 in words is "one million, four hundred ninety-three thousand, two hundred ninety".