45514821 has 8 divisors (see below), whose sum is σ = 66203424. Its totient is φ = 27584720.

The previous prime is 45514811. The next prime is 45514837. The reversal of 45514821 is 12841554.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45514821 - 2¹⁴ = 45498437 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45514801) 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, 689586 + ... + 689651.

It is an arithmetic number, because the mean of its divisors is an integer number (8275428).

Almost surely, 2^45514821 is an apocalyptic number.

It is an amenable number.

45514821 is a deficient number, since it is larger than the sum of its proper divisors (20688603).

45514821 is a wasteful number, since it uses less digits than its factorization.

45514821 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379251.

The product of its digits is 6400, while the sum is 30.

The square root of 45514821 is about 6746.4672977789. The cubic root of 45514821 is about 357.0406077042.

The spelling of 45514821 in words is "forty-five million, five hundred fourteen thousand, eight hundred twenty-one".