90948658 has 4 divisors (see below), whose sum is σ = 136422990. Its totient is φ = 45474328.

The previous prime is 90948653. The next prime is 90948667. The reversal of 90948658 is 85684909.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 57805609 + 33143049 = 7603^2 + 5757^2 .

It is not an unprimeable number, because it can be changed into a prime (90948653) 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 as a sum of consecutive naturals, namely, 22737163 + ... + 22737166.

Almost surely, 2^90948658 is an apocalyptic number.

90948658 is a deficient number, since it is larger than the sum of its proper divisors (45474332).

90948658 is a wasteful number, since it uses less digits than its factorization.

90948658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45474331.

The product of its (nonzero) digits is 622080, while the sum is 49.

The square root of 90948658 is about 9536.7005824866. The cubic root of 90948658 is about 449.7095376579.

The spelling of 90948658 in words is "ninety million, nine hundred forty-eight thousand, six hundred fifty-eight".