145414898 has 8 divisors (see below), whose sum is σ = 222763392. Its totient is φ = 71160436.

The previous prime is 145414897. The next prime is 145414933. The reversal of 145414898 is 898414541.

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

It is a super-2 number, since 2×145414898² = 42290985120700808, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (145414897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 773390 + ... + 773577.

It is an arithmetic number, because the mean of its divisors is an integer number (27845424).

Almost surely, 2^145414898 is an apocalyptic number.

145414898 is a deficient number, since it is larger than the sum of its proper divisors (77348494).

145414898 is a wasteful number, since it uses less digits than its factorization.

145414898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547016.

The product of its digits is 184320, while the sum is 44.

The square root of 145414898 is about 12058.8099744544. The cubic root of 145414898 is about 525.8593912548.

The spelling of 145414898 in words is "one hundred forty-five million, four hundred fourteen thousand, eight hundred ninety-eight".