465469890 has 32 divisors (see below), whose sum is σ = 1117699776. Its totient is φ = 124061760.

The previous prime is 465469813. The next prime is 465469897. The reversal of 465469890 is 98964564.

It is a super-2 number, since 2×465469890² = 433324436993224200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (465469897) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101589 + ... + 106071.

It is an arithmetic number, because the mean of its divisors is an integer number (34928118).

Almost surely, 2^465469890 is an apocalyptic number.

465469890 is an abundant number, since it is smaller than the sum of its proper divisors (652229886).

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

465469890 is a wasteful number, since it uses less digits than its factorization.

465469890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7954.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The square root of 465469890 is about 21574.7512152516. The cubic root of 465469890 is about 774.9919610682.

The spelling of 465469890 in words is "four hundred sixty-five million, four hundred sixty-nine thousand, eight hundred ninety".