90530534 has 8 divisors (see below), whose sum is σ = 137822808. Its totient is φ = 44589600.

The previous prime is 90530513. The next prime is 90530543. The reversal of 90530534 is 43503509.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 90530497 and 90530506.

It is a congruent number.

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, 337667 + ... + 337934.

It is an arithmetic number, because the mean of its divisors is an integer number (17227851).

Almost surely, 2^90530534 is an apocalyptic number.

90530534 is a deficient number, since it is larger than the sum of its proper divisors (47292274).

90530534 is a wasteful number, since it uses less digits than its factorization.

90530534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675670.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 90530534 is about 9514.7534912892. The cubic root of 90530534 is about 449.0193195094.

The spelling of 90530534 in words is "ninety million, five hundred thirty thousand, five hundred thirty-four".