1356001836 has 48 divisors (see below), whose sum is σ = 3740701440. Its totient is φ = 374068800.

The previous prime is 1356001817. The next prime is 1356001877. The reversal of 1356001836 is 6381006531.

It is a super-3 number, since 3×1356001836³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1356001797 and 1356001806.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275890 + ... + 280761.

It is an arithmetic number, because the mean of its divisors is an integer number (77931280).

Almost surely, 2^1356001836 is an apocalyptic number.

It is an amenable number.

1356001836 is an abundant number, since it is smaller than the sum of its proper divisors (2384699604).

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

1356001836 is a wasteful number, since it uses less digits than its factorization.

1356001836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556694 (or 556692 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1356001836 is about 36823.9302084935. The cubic root of 1356001836 is about 1106.8448767458.

The spelling of 1356001836 in words is "one billion, three hundred fifty-six million, one thousand, eight hundred thirty-six".