1072864078 has 16 divisors (see below), whose sum is σ = 1890642096. Its totient is φ = 450152640.

The previous prime is 1072864073. The next prime is 1072864103. The reversal of 1072864078 is 8704682701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1072864073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1875351 + ... + 1875922.

It is an arithmetic number, because the mean of its divisors is an integer number (118165131).

Almost surely, 2^1072864078 is an apocalyptic number.

1072864078 is a deficient number, since it is larger than the sum of its proper divisors (817778018).

1072864078 is a wasteful number, since it uses less digits than its factorization.

1072864078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3751299.

The product of its (nonzero) digits is 150528, while the sum is 43.

The square root of 1072864078 is about 32754.6039206704. The cubic root of 1072864078 is about 1023.7208959948.

The spelling of 1072864078 in words is "one billion, seventy-two million, eight hundred sixty-four thousand, seventy-eight".