45821214 has 20 divisors (see below), whose sum is σ = 102673824. Its totient is φ = 15273684.

The previous prime is 45821213. The next prime is 45821227. The reversal of 45821214 is 41212854.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45821213) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 141262 + ... + 141585.

Almost surely, 2^45821214 is an apocalyptic number.

45821214 is an abundant number, since it is smaller than the sum of its proper divisors (56852610).

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

45821214 is a wasteful number, since it uses less digits than its factorization.

45821214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282861 (or 282852 counting only the distinct ones).

The product of its digits is 2560, while the sum is 27.

The square root of 45821214 is about 6769.1368726005. The cubic root of 45821214 is about 357.8399823758.

The spelling of 45821214 in words is "forty-five million, eight hundred twenty-one thousand, two hundred fourteen".