90546542 has 8 divisors (see below), whose sum is σ = 136127736. Its totient is φ = 45170632.

The previous prime is 90546541. The next prime is 90546557. The reversal of 90546542 is 24564509.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90546541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50213 + ... + 51984.

It is an arithmetic number, because the mean of its divisors is an integer number (17015967).

Almost surely, 2^90546542 is an apocalyptic number.

90546542 is a deficient number, since it is larger than the sum of its proper divisors (45581194).

90546542 is a wasteful number, since it uses less digits than its factorization.

90546542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102642.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 90546542 is about 9515.5946740075. The cubic root of 90546542 is about 449.0457837947.

The spelling of 90546542 in words is "ninety million, five hundred forty-six thousand, five hundred forty-two".