1504998 has 36 divisors (see below), whose sum is σ = 3589404. Its totient is φ = 455400.

The previous prime is 1504991. The next prime is 1504999. The reversal of 1504998 is 8994051.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1504991) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1833 + ... + 2523.

2^1504998 is an apocalyptic number.

1504998 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1504998, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1794702).

1504998 is an abundant number, since it is smaller than the sum of its proper divisors (2084406).

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

1504998 is a wasteful number, since it uses less digits than its factorization.

1504998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 721 (or 707 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 1504998 is about 1226.7835994991. The cubic root of 1504998 is about 114.5984229016.

It can be divided in two parts, 150 and 4998, that multiplied together give a triangular number (749700 = T₁₂₂₄).

The spelling of 1504998 in words is "one million, five hundred four thousand, nine hundred ninety-eight".