90735477 has 16 divisors (see below), whose sum is σ = 146397312. Its totient is φ = 48798720.

The previous prime is 90735457. The next prime is 90735479. The reversal of 90735477 is 77453709.

It is not a de Polignac number, because 90735477 - 2⁷ = 90735349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90735479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 126724 + ... + 127437.

It is an arithmetic number, because the mean of its divisors is an integer number (9149832).

Almost surely, 2^90735477 is an apocalyptic number.

It is an amenable number.

90735477 is a deficient number, since it is larger than the sum of its proper divisors (55661835).

90735477 is a wasteful number, since it uses less digits than its factorization.

90735477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254188.

The product of its (nonzero) digits is 185220, while the sum is 42.

The square root of 90735477 is about 9525.5171513152. The cubic root of 90735477 is about 449.3578940901.

The spelling of 90735477 in words is "ninety million, seven hundred thirty-five thousand, four hundred seventy-seven".