90343852 has 6 divisors (see below), whose sum is σ = 158101748. Its totient is φ = 45171924.

The previous prime is 90343849. The next prime is 90343859. The reversal of 90343852 is 25834309.

It is a happy number.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (90343859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11292978 + ... + 11292985.

Almost surely, 2^90343852 is an apocalyptic number.

It is an amenable number.

90343852 is a deficient number, since it is larger than the sum of its proper divisors (67757896).

90343852 is a wasteful number, since it uses less digits than its factorization.

90343852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22585967 (or 22585965 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 90343852 is about 9504.9382954336. The cubic root of 90343852 is about 448.7104678826.

The spelling of 90343852 in words is "ninety million, three hundred forty-three thousand, eight hundred fifty-two".