36129732 has 12 divisors (see below), whose sum is σ = 84302736. Its totient is φ = 12043240.

The previous prime is 36129721. The next prime is 36129749. The reversal of 36129732 is 23792163.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×36129732³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 36129693 and 36129702.

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, 1505394 + ... + 1505417.

It is an arithmetic number, because the mean of its divisors is an integer number (7025228).

Almost surely, 2^36129732 is an apocalyptic number.

It is an amenable number.

36129732 is an abundant number, since it is smaller than the sum of its proper divisors (48173004).

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

36129732 is a wasteful number, since it uses less digits than its factorization.

36129732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3010818 (or 3010816 counting only the distinct ones).

The product of its digits is 13608, while the sum is 33.

The square root of 36129732 is about 6010.8012777000. The cubic root of 36129732 is about 330.5888842332.

The spelling of 36129732 in words is "thirty-six million, one hundred twenty-nine thousand, seven hundred thirty-two".