1494990 has 96 divisors (see below), whose sum is σ = 4678560. Its totient is φ = 338688.

The previous prime is 1494989. The next prime is 1495003. The reversal of 1494990 is 994941.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13174 + ... + 13286.

It is an arithmetic number, because the mean of its divisors is an integer number (48735).

2^1494990 is an apocalyptic number.

1494990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1494990, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2339280).

1494990 is an abundant number, since it is smaller than the sum of its proper divisors (3183570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1494990 is a wasteful number, since it uses less digits than its factorization.

1494990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 130 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 1494990 is about 1222.6978367528. The cubic root of 1494990 is about 114.3438372505.

The spelling of 1494990 in words is "one million, four hundred ninety-four thousand, nine hundred ninety".