1072294438 has 8 divisors (see below), whose sum is σ = 1635703560. Its totient is φ = 527059920.

The previous prime is 1072294429. The next prime is 1072294439. The reversal of 1072294438 is 8344922701.

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

It is a super-2 number, since 2×1072294438² = 2299630723531471688, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1072294438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072294439) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4543503 + ... + 4543738.

It is an arithmetic number, because the mean of its divisors is an integer number (204462945).

Almost surely, 2^1072294438 is an apocalyptic number.

1072294438 is a deficient number, since it is larger than the sum of its proper divisors (563409122).

1072294438 is an equidigital number, since it uses as much as digits as its factorization.

1072294438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9087302.

The product of its (nonzero) digits is 96768, while the sum is 40.

The square root of 1072294438 is about 32745.9071946404. The cubic root of 1072294438 is about 1023.5396814861.

The spelling of 1072294438 in words is "one billion, seventy-two million, two hundred ninety-four thousand, four hundred thirty-eight".