90877546 has 16 divisors (see below), whose sum is σ = 144897984. Its totient is φ = 42599104.

The previous prime is 90877543. The next prime is 90877573. The reversal of 90877546 is 64577809.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 90877496 and 90877505.

It is not an unprimeable number, because it can be changed into a prime (90877541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3861 + ... + 14023.

It is an arithmetic number, because the mean of its divisors is an integer number (9056124).

Almost surely, 2^90877546 is an apocalyptic number.

90877546 is a deficient number, since it is larger than the sum of its proper divisors (54020438).

90877546 is a wasteful number, since it uses less digits than its factorization.

90877546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10445.

The product of its (nonzero) digits is 423360, while the sum is 46.

The square root of 90877546 is about 9532.9715199407. The cubic root of 90877546 is about 449.5922990464.

The spelling of 90877546 in words is "ninety million, eight hundred seventy-seven thousand, five hundred forty-six".