90449466 has 8 divisors (see below), whose sum is σ = 180898944. Its totient is φ = 30149820.

The previous prime is 90449461. The next prime is 90449467. The reversal of 90449466 is 66494409.

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

90449466 is an admirable number.

It is a super-2 number, since 2×90449466² = 16362211799370312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (90449461) 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, 7537450 + ... + 7537461.

It is an arithmetic number, because the mean of its divisors is an integer number (22612368).

Almost surely, 2^90449466 is an apocalyptic number.

90449466 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

90449466 is a wasteful number, since it uses less digits than its factorization.

90449466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15074916.

The product of its (nonzero) digits is 186624, while the sum is 42.

The square root of 90449466 is about 9510.4924162737. The cubic root of 90449466 is about 448.8852506767.

The spelling of 90449466 in words is "ninety million, four hundred forty-nine thousand, four hundred sixty-six".