1352526644 has 24 divisors (see below), whose sum is σ = 2767963968. Its totient is φ = 566173440.

The previous prime is 1352526631. The next prime is 1352526667. The reversal of 1352526644 is 4466252531.

It is a junction number, because it is equal to n+sod(n) for n = 1352526598 and 1352526607.

It is a congruent number.

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, 560477 + ... + 562884.

It is an arithmetic number, because the mean of its divisors is an integer number (115331832).

Almost surely, 2^1352526644 is an apocalyptic number.

1352526644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1352526644 is an abundant number, since it is smaller than the sum of its proper divisors (1415437324).

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

1352526644 is a wasteful number, since it uses less digits than its factorization.

1352526644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123415 (or 1123413 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 1352526644 is about 36776.7133387419. The cubic root of 1352526644 is about 1105.8985188551.

The spelling of 1352526644 in words is "one billion, three hundred fifty-two million, five hundred twenty-six thousand, six hundred forty-four".