64498146 has 16 divisors (see below), whose sum is σ = 133444800. Its totient is φ = 20757968.

The previous prime is 64498139. The next prime is 64498157. The reversal of 64498146 is 64189446.

64498146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 64498098 and 64498107.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 185166 + ... + 185513.

It is an arithmetic number, because the mean of its divisors is an integer number (8340300).

Almost surely, 2^64498146 is an apocalyptic number.

64498146 is an abundant number, since it is smaller than the sum of its proper divisors (68946654).

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

64498146 is a wasteful number, since it uses less digits than its factorization.

64498146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370713.

The product of its digits is 165888, while the sum is 42.

The square root of 64498146 is about 8031.0737762767. The cubic root of 64498146 is about 401.0351231561.

It can be divided in two parts, 644 and 98146, that added together give a triangular number (98790 = T₄₄₄).

The spelling of 64498146 in words is "sixty-four million, four hundred ninety-eight thousand, one hundred forty-six".