4207509042 has 48 divisors (see below), whose sum is σ = 9263081856. Its totient is φ = 1273140000.

The previous prime is 4207508969. The next prime is 4207509091. The reversal of 4207509042 is 2409057024.

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

It is a junction number, because it is equal to n+sod(n) for n = 4207508994 and 4207509012.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 541368 + ... + 549084.

It is an arithmetic number, because the mean of its divisors is an integer number (192980872).

Almost surely, 2^4207509042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4207509042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4631540928).

4207509042 is an abundant number, since it is smaller than the sum of its proper divisors (5055572814).

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

4207509042 is a wasteful number, since it uses less digits than its factorization.

4207509042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8495 (or 8484 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 4207509042 is about 64865.3146296231. The cubic root of 4207509042 is about 1614.3896055837.

The spelling of 4207509042 in words is "four billion, two hundred seven million, five hundred nine thousand, forty-two".