990460148 has 6 divisors (see below), whose sum is σ = 1733305266. Its totient is φ = 495230072.

The previous prime is 990460117. The next prime is 990460169. The reversal of 990460148 is 841064099.

990460148 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 839956324 + 150503824 = 28982^2 + 12268^2 .

It is a super-2 number, since 2×990460148² = 1962022609552363808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 123807515 + ... + 123807522.

It is an arithmetic number, because the mean of its divisors is an integer number (288884211).

Almost surely, 2^990460148 is an apocalyptic number.

It is an amenable number.

990460148 is a deficient number, since it is larger than the sum of its proper divisors (742845118).

990460148 is a wasteful number, since it uses less digits than its factorization.

990460148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247615041 (or 247615039 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 990460148 is about 31471.5768273533. The cubic root of 990460148 is about 996.8098833106.

The spelling of 990460148 in words is "nine hundred ninety million, four hundred sixty thousand, one hundred forty-eight".