1065415772 has 12 divisors (see below), whose sum is σ = 1974152880. Its totient is φ = 501372096.

The previous prime is 1065415751. The next prime is 1065415807. The reversal of 1065415772 is 2775145601.

It is a super-2 number, since 2×1065415772² = 2270221534452711968, which contains 22 as substring.

It is a congruent number.

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, 7833872 + ... + 7834007.

It is an arithmetic number, because the mean of its divisors is an integer number (164512740).

Almost surely, 2^1065415772 is an apocalyptic number.

It is an amenable number.

1065415772 is a deficient number, since it is larger than the sum of its proper divisors (908737108).

1065415772 is a wasteful number, since it uses less digits than its factorization.

1065415772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15667900 (or 15667898 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 38.

The square root of 1065415772 is about 32640.7072840035. The cubic root of 1065415772 is about 1021.3463484678.

The spelling of 1065415772 in words is "one billion, sixty-five million, four hundred fifteen thousand, seven hundred seventy-two".