1065254652 has 288 divisors, whose sum is σ = 3573233664. Its totient is φ = 269438400.

The previous prime is 1065254633. The next prime is 1065254669. The reversal of 1065254652 is 2564525601.

1065254652 is a `hidden beast` number, since 1 + 0 + 65 + 2 + 546 + 52 = 666.

It is a super-2 number, since 2×1065254652² = 2269534947215282208, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3218127 + ... + 3218457.

Almost surely, 2^1065254652 is an apocalyptic number.

1065254652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1065254652, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1786616832).

1065254652 is an abundant number, since it is smaller than the sum of its proper divisors (2507979012).

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

1065254652 is a wasteful number, since it uses less digits than its factorization.

1065254652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 411 (or 397 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 1065254652 is about 32638.2391069126. The cubic root of 1065254652 is about 1021.2948607063.

The spelling of 1065254652 in words is "one billion, sixty-five million, two hundred fifty-four thousand, six hundred fifty-two".