1072609456 has 10 divisors (see below), whose sum is σ = 2078180852. Its totient is φ = 536304720.

The previous prime is 1072609423. The next prime is 1072609463. The reversal of 1072609456 is 6549062701.

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 as a sum of consecutive naturals, namely, 33519030 + ... + 33519061.

Almost surely, 2^1072609456 is an apocalyptic number.

1072609456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1072609456 is a deficient number, since it is larger than the sum of its proper divisors (1005571396).

1072609456 is an equidigital number, since it uses as much as digits as its factorization.

1072609456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67038099 (or 67038093 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 1072609456 is about 32750.7168776502. The cubic root of 1072609456 is about 1023.6399032916.

The spelling of 1072609456 in words is "one billion, seventy-two million, six hundred nine thousand, four hundred fifty-six".