1072578 has 16 divisors (see below), whose sum is σ = 2310336. Its totient is φ = 330000.

The previous prime is 1072543. The next prime is 1072613. The reversal of 1072578 is 8752701.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1072543) and next prime (1072613).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6798 + ... + 6953.

It is an arithmetic number, because the mean of its divisors is an integer number (144396).

2^1072578 is an apocalyptic number.

1072578 is an abundant number, since it is smaller than the sum of its proper divisors (1237758).

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

1072578 is a wasteful number, since it uses less digits than its factorization.

1072578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13769.

The product of its (nonzero) digits is 3920, while the sum is 30.

The square root of 1072578 is about 1035.6534169306. The cubic root of 1072578 is about 102.3629896564.

The spelling of 1072578 in words is "one million, seventy-two thousand, five hundred seventy-eight".