10554918 has 48 divisors (see below), whose sum is σ = 24359616. Its totient is φ = 3023280.

The previous prime is 10554913. The next prime is 10554919. The reversal of 10554918 is 81945501.

It is a super-2 number, since 2×10554918² = 222812587973448, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10554913) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23605 + ... + 24047.

It is an arithmetic number, because the mean of its divisors is an integer number (507492).

Almost surely, 2^10554918 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10554918, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12179808).

10554918 is an abundant number, since it is smaller than the sum of its proper divisors (13804698).

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

10554918 is a wasteful number, since it uses less digits than its factorization.

10554918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 497 (or 478 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 33.

The square root of 10554918 is about 3248.8333290583. The cubic root of 10554918 is about 219.3570622747.

The spelling of 10554918 in words is "ten million, five hundred fifty-four thousand, nine hundred eighteen".