90462628 has 6 divisors (see below), whose sum is σ = 158309606. Its totient is φ = 45231312.

The previous prime is 90462623. The next prime is 90462643. The reversal of 90462628 is 82626409.

It can be written as a sum of positive squares in only one way, i.e., 61968384 + 28494244 = 7872^2 + 5338^2 .

It is not an unprimeable number, because it can be changed into a prime (90462623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11307825 + ... + 11307832.

Almost surely, 2^90462628 is an apocalyptic number.

It is an amenable number.

90462628 is a deficient number, since it is larger than the sum of its proper divisors (67846978).

90462628 is a wasteful number, since it uses less digits than its factorization.

90462628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22615661 (or 22615659 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 37.

The square root of 90462628 is about 9511.1843636847. The cubic root of 90462628 is about 448.9070232066.

The spelling of 90462628 in words is "ninety million, four hundred sixty-two thousand, six hundred twenty-eight".