90389462 has 8 divisors (see below), whose sum is σ = 140259600. Its totient is φ = 43636264.

The previous prime is 90389447. The next prime is 90389473. The reversal of 90389462 is 26498309.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 779162 + ... + 779277.

It is an arithmetic number, because the mean of its divisors is an integer number (17532450).

Almost surely, 2^90389462 is an apocalyptic number.

90389462 is a deficient number, since it is larger than the sum of its proper divisors (49870138).

90389462 is a wasteful number, since it uses less digits than its factorization.

90389462 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1558470.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 90389462 is about 9507.3372718128. The cubic root of 90389462 is about 448.7859655172.

The spelling of 90389462 in words is "ninety million, three hundred eighty-nine thousand, four hundred sixty-two".