1047072346 has 8 divisors (see below), whose sum is σ = 1600242804. Its totient is φ = 513658080.

The previous prime is 1047072281. The next prime is 1047072371. The reversal of 1047072346 is 6432707401.

It can be written as a sum of positive squares in 2 ways, for example, as 898500625 + 148571721 = 29975^2 + 12189^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4938915 + ... + 4939126.

Almost surely, 2^1047072346 is an apocalyptic number.

1047072346 is a deficient number, since it is larger than the sum of its proper divisors (553170458).

1047072346 is an equidigital number, since it uses as much as digits as its factorization.

1047072346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9878096.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 1047072346 is about 32358.4972766042. The cubic root of 1047072346 is about 1015.4508245073.

Adding to 1047072346 its reverse (6432707401), we get a palindrome (7479779747).

The spelling of 1047072346 in words is "one billion, forty-seven million, seventy-two thousand, three hundred forty-six".