918472536 has 48 divisors (see below), whose sum is σ = 2490143760. Its totient is φ = 305835840.

The previous prime is 918472531. The next prime is 918472537. The reversal of 918472536 is 635274819.

It is a super-3 number, since 3×918472536³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 918472491 and 918472500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (918472531) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 68046 + ... + 80418.

It is an arithmetic number, because the mean of its divisors is an integer number (51877995).

Almost surely, 2^918472536 is an apocalyptic number.

It is an amenable number.

918472536 is an abundant number, since it is smaller than the sum of its proper divisors (1571671224).

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

918472536 is a wasteful number, since it uses less digits than its factorization.

918472536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13416 (or 13409 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

The square root of 918472536 is about 30306.3118178376. The cubic root of 918472536 is about 972.0502692083.

The spelling of 918472536 in words is "nine hundred eighteen million, four hundred seventy-two thousand, five hundred thirty-six".