1864098 has 12 divisors (see below), whose sum is σ = 4038918. Its totient is φ = 621360.

The previous prime is 1864087. The next prime is 1864111. The reversal of 1864098 is 8904681.

It is a happy number.

1864098 is a `hidden beast` number, since 1 + 8 + 640 + 9 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1830609 + 33489 = 1353^2 + 183^2 .

It is a super-2 number, since 2×1864098² = 6949722707208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 51763 + ... + 51798.

2^1864098 is an apocalyptic number.

1864098 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

1864098 is an abundant number, since it is smaller than the sum of its proper divisors (2174820).

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

1864098 is a wasteful number, since it uses less digits than its factorization.

1864098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103569 (or 103566 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 1864098 is about 1365.3197427709. The cubic root of 1864098 is about 123.0711466239.

The spelling of 1864098 in words is "one million, eight hundred sixty-four thousand, ninety-eight".