10533990 has 16 divisors (see below), whose sum is σ = 25281648. Its totient is φ = 2809056.

The previous prime is 10533979. The next prime is 10534003. The reversal of 10533990 is 9933501.

It is a super-2 number, since 2×10533990² = 221929890640200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 351133 = 10533990 / (1 + 0 + 5 + 3 + 3 + 9 + 9 + 0).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175537 + ... + 175596.

It is an arithmetic number, because the mean of its divisors is an integer number (1580103).

Almost surely, 2^10533990 is an apocalyptic number.

10533990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10533990 is an abundant number, since it is smaller than the sum of its proper divisors (14747658).

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

10533990 is a wasteful number, since it uses less digits than its factorization.

10533990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351143.

The product of its (nonzero) digits is 3645, while the sum is 30.

The square root of 10533990 is about 3245.6108824072. The cubic root of 10533990 is about 219.2119879737.

The spelling of 10533990 in words is "ten million, five hundred thirty-three thousand, nine hundred ninety".