551059000 has 32 divisors (see below), whose sum is σ = 1289480400. Its totient is φ = 220423200.

The previous prime is 551058979. The next prime is 551059009. The reversal of 551059000 is 950155.

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 (551059009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274530 + ... + 276529.

Almost surely, 2^551059000 is an apocalyptic number.

551059000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

551059000 is an abundant number, since it is smaller than the sum of its proper divisors (738421400).

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

551059000 is a wasteful number, since it uses less digits than its factorization.

551059000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551080 (or 551066 counting only the distinct ones).

The product of its (nonzero) digits is 1125, while the sum is 25.

The square root of 551059000 is about 23474.6458972228. The cubic root of 551059000 is about 819.8467887459.

The spelling of 551059000 in words is "five hundred fifty-one million, fifty-nine thousand".