994455000 has 720 divisors, whose sum is σ = 4375130760. Its totient is φ = 201600000.

The previous prime is 994454987. The next prime is 994455017. The reversal of 994455000 is 554499.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 179 ways as a sum of consecutive naturals, for example, 24254980 + ... + 24255020.

Almost surely, 2^994455000 is an apocalyptic number.

994455000 is a gapful number since it is divisible by the number (90) 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 994455000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2187565380).

994455000 is an abundant number, since it is smaller than the sum of its proper divisors (3380675760).

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

994455000 is a wasteful number, since it uses less digits than its factorization.

994455000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98 (or 69 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 994455000 is about 31534.9805771305. The cubic root of 994455000 is about 998.1482397673.

The spelling of 994455000 in words is "nine hundred ninety-four million, four hundred fifty-five thousand".