1098472 has 32 divisors (see below), whose sum is σ = 2245320. Its totient is φ = 501760.

The previous prime is 1098469. The next prime is 1098479. The reversal of 1098472 is 2748901.

It can be written as a sum of positive squares in 4 ways, for example, as 1052676 + 45796 = 1026^2 + 214^2 .

It is not an unprimeable number, because it can be changed into a prime (1098479) 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, 5478 + ... + 5674.

2^1098472 is an apocalyptic number.

It is an amenable number.

1098472 is an abundant number, since it is smaller than the sum of its proper divisors (1146848).

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

1098472 is a wasteful number, since it uses less digits than its factorization.

1098472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261 (or 257 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 31.

The square root of 1098472 is about 1048.0801496069. The cubic root of 1098472 is about 103.1801916993.

The spelling of 1098472 in words is "one million, ninety-eight thousand, four hundred seventy-two".