5623021949 has 16 divisors (see below), whose sum is σ = 6036120000. Its totient is φ = 5219514624.

The previous prime is 5623021939. The next prime is 5623021981. The reversal of 5623021949 is 9491203265.

It is not a de Polignac number, because 5623021949 - 2⁴ = 5623021933 is a prime.

It is a super-3 number, since 3×5623021949³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623021939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 409802 + ... + 423300.

It is an arithmetic number, because the mean of its divisors is an integer number (377257500).

Almost surely, 2^5623021949 is an apocalyptic number.

It is an amenable number.

5623021949 is a deficient number, since it is larger than the sum of its proper divisors (413098051).

5623021949 is a wasteful number, since it uses less digits than its factorization.

5623021949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13852.

The product of its (nonzero) digits is 116640, while the sum is 41.

The square root of 5623021949 is about 74986.8118338152. The cubic root of 5623021949 is about 1778.2381621345.

The spelling of 5623021949 in words is "five billion, six hundred twenty-three million, twenty-one thousand, nine hundred forty-nine".