90449610 has 32 divisors (see below), whose sum is σ = 217786752. Its totient is φ = 24041280.

The previous prime is 90449603. The next prime is 90449659. The reversal of 90449610 is 1694409.

It is a super-2 number, since 2×90449610² = 16362263898304200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4755 + ... + 14265.

It is an arithmetic number, because the mean of its divisors is an integer number (6805836).

Almost surely, 2^90449610 is an apocalyptic number.

It is a pronic number, being equal to 9510×9511.

90449610 is an abundant number, since it is smaller than the sum of its proper divisors (127337142).

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

90449610 is a wasteful number, since it uses less digits than its factorization.

90449610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9838.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 90449610 is about 9510.4999868566. The cubic root of 90449610 is about 448.8854888924.

The spelling of 90449610 in words is "ninety million, four hundred forty-nine thousand, six hundred ten".