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BaseRepresentation
bin10110000101101000
311121002211
4112011220
510343342
61534504
7524524
oct260550
9147084
1090472
1161a78
1244434
1332245
1424d84
151bc17
hex16168

90472 has 16 divisors (see below), whose sum is σ = 174240. Its totient is φ = 44016.

The previous prime is 90469. The next prime is 90473. The reversal of 90472 is 27409.

It is not an unprimeable number, because it can be changed into a prime (90473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 213 + ... + 475.

It is an arithmetic number, because the mean of its divisors is an integer number (10890).

290472 is an apocalyptic number.

It is an amenable number.

90472 is a deficient number, since it is larger than the sum of its proper divisors (83768).

90472 is a wasteful number, since it uses less digits than its factorization.

90472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312 (or 308 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 90472 is about 300.7856379550. The cubic root of 90472 is about 44.8922525046.

The spelling of 90472 in words is "ninety thousand, four hundred seventy-two".