10551530 has 16 divisors (see below), whose sum is σ = 20719584. Its totient is φ = 3836880.

The previous prime is 10551529. The next prime is 10551533. The reversal of 10551530 is 3515501.

It is a happy number.

It is a super-2 number, since 2×10551530² = 222669570681800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10551533) 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, 47852 + ... + 48071.

It is an arithmetic number, because the mean of its divisors is an integer number (1294974).

Almost surely, 2^10551530 is an apocalyptic number.

10551530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10551530 is a deficient number, since it is larger than the sum of its proper divisors (10168054).

10551530 is a wasteful number, since it uses less digits than its factorization.

10551530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95941.

The product of its (nonzero) digits is 375, while the sum is 20.

The square root of 10551530 is about 3248.3118692638. The cubic root of 10551530 is about 219.3335894488. Note that the first 3 decimals are identical.

The spelling of 10551530 in words is "ten million, five hundred fifty-one thousand, five hundred thirty".