64748859 has 8 divisors (see below), whose sum is σ = 98664960. Its totient is φ = 36999336.

The previous prime is 64748819. The next prime is 64748861. The reversal of 64748859 is 95884746.

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

It is not a de Polignac number, because 64748859 - 2¹⁹ = 64224571 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64748819) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1541619 + ... + 1541660.

It is an arithmetic number, because the mean of its divisors is an integer number (12333120).

Almost surely, 2^64748859 is an apocalyptic number.

64748859 is a deficient number, since it is larger than the sum of its proper divisors (33916101).

64748859 is a wasteful number, since it uses less digits than its factorization.

64748859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3083289.

The product of its digits is 1935360, while the sum is 51.

The square root of 64748859 is about 8046.6675711129. The cubic root of 64748859 is about 401.5540772073.

The spelling of 64748859 in words is "sixty-four million, seven hundred forty-eight thousand, eight hundred fifty-nine".