4420742631 has 32 divisors (see below), whose sum is σ = 6246266880. Its totient is φ = 2776550400.

The previous prime is 4420742617. The next prime is 4420742639. The reversal of 4420742631 is 1362470244.

It is not a de Polignac number, because 4420742631 - 2¹⁵ = 4420709863 is a prime.

It is a super-2 number, since 2×4420742631² = 39085930819081604322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4420742592 and 4420742601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420742639) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2359311 + ... + 2361183.

It is an arithmetic number, because the mean of its divisors is an integer number (195195840).

Almost surely, 2^4420742631 is an apocalyptic number.

4420742631 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

4420742631 is a deficient number, since it is larger than the sum of its proper divisors (1825524249).

4420742631 is a wasteful number, since it uses less digits than its factorization.

4420742631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2567.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 4420742631 is about 66488.6654325382. The cubic root of 4420742631 is about 1641.2134870443.

The spelling of 4420742631 in words is "four billion, four hundred twenty million, seven hundred forty-two thousand, six hundred thirty-one".