1497798 has 16 divisors (see below), whose sum is σ = 3328560. Its totient is φ = 499248.

The previous prime is 1497787. The next prime is 1497799. The reversal of 1497798 is 8977941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497799) 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, 13815 + ... + 13922.

It is an arithmetic number, because the mean of its divisors is an integer number (208035).

2^1497798 is an apocalyptic number.

1497798 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1497798 is an abundant number, since it is smaller than the sum of its proper divisors (1830762).

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

1497798 is a wasteful number, since it uses less digits than its factorization.

1497798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27748 (or 27742 counting only the distinct ones).

The product of its digits is 127008, while the sum is 45.

The square root of 1497798 is about 1223.8455784943. The cubic root of 1497798 is about 114.4153821395.

The spelling of 1497798 in words is "one million, four hundred ninety-seven thousand, seven hundred ninety-eight".