1074009400 has 48 divisors (see below), whose sum is σ = 2506480200. Its totient is φ = 427985280.

The previous prime is 1074009389. The next prime is 1074009407. The reversal of 1074009400 is 49004701.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1074009407) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43819 + ... + 63781.

Almost surely, 2^1074009400 is an apocalyptic number.

1074009400 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 1074009400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1253240100).

1074009400 is an abundant number, since it is smaller than the sum of its proper divisors (1432470800).

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

1074009400 is a wasteful number, since it uses less digits than its factorization.

1074009400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20248 (or 20239 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1074009400 is about 32772.0826314105. The cubic root of 1074009400 is about 1024.0850530550.

The spelling of 1074009400 in words is "one billion, seventy-four million, nine thousand, four hundred".