551034000 has 480 divisors, whose sum is σ = 2208930048. Its totient is φ = 127776000.

The previous prime is 551033999. The next prime is 551034031. The reversal of 551034000 is 430155.

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

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 23957989 + ... + 23958011.

Almost surely, 2^551034000 is an apocalyptic number.

551034000 is a gapful number since it is divisible by the number (50) 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 551034000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1104465024).

551034000 is an abundant number, since it is smaller than the sum of its proper divisors (1657896048).

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

551034000 is a wasteful number, since it uses less digits than its factorization.

551034000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 44 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 551034000 is about 23474.1134017879. The cubic root of 551034000 is about 819.8343905093.

Adding to 551034000 its reverse (430155), we get a palindrome (551464155).

The spelling of 551034000 in words is "five hundred fifty-one million, thirty-four thousand".