1049400 has 144 divisors (see below), whose sum is σ = 3917160. Its totient is φ = 249600.

The previous prime is 1049387. The next prime is 1049413. The reversal of 1049400 is 49401.

It is an interprime number because it is at equal distance from previous prime (1049387) and next prime (1049413).

It is a super-2 number, since 2×1049400² = 2202480720000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 19774 + ... + 19826.

2^1049400 is an apocalyptic number.

1049400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1049400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1958580).

1049400 is an abundant number, since it is smaller than the sum of its proper divisors (2867760).

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

1049400 is a wasteful number, since it uses less digits than its factorization.

1049400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 74 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1049400 is about 1024.4022647378. The cubic root of 1049400 is about 101.6202720621.

Subtracting from 1049400 its reverse (49401), we obtain a palindrome (999999).

The spelling of 1049400 in words is "one million, forty-nine thousand, four hundred".