90374424 has 192 divisors, whose sum is σ = 282792960. Its totient is φ = 23950080.

The previous prime is 90374419. The next prime is 90374441. The reversal of 90374424 is 42447309.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1348839 + ... + 1348905.

It is an arithmetic number, because the mean of its divisors is an integer number (1472880).

Almost surely, 2^90374424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 90374424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141396480).

90374424 is an abundant number, since it is smaller than the sum of its proper divisors (192418536).

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

90374424 is a wasteful number, since it uses less digits than its factorization.

90374424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 33.

The square root of 90374424 is about 9506.5463760506. The cubic root of 90374424 is about 448.7610761201.

The spelling of 90374424 in words is "ninety million, three hundred seventy-four thousand, four hundred twenty-four".