64306346 has 8 divisors (see below), whose sum is σ = 103879524. Its totient is φ = 29679840.

The previous prime is 64306343. The next prime is 64306351. The reversal of 64306346 is 64360346.

It can be written as a sum of positive squares in 2 ways, for example, as 63760225 + 546121 = 7985^2 + 739^2 .

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

It is a super-2 number, since 2×64306346² = 8270612271743432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (64306343) 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, 1236635 + ... + 1236686.

Almost surely, 2^64306346 is an apocalyptic number.

64306346 is a deficient number, since it is larger than the sum of its proper divisors (39573178).

64306346 is a wasteful number, since it uses less digits than its factorization.

64306346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2473336.

The product of its (nonzero) digits is 31104, while the sum is 32.

The square root of 64306346 is about 8019.1237675946. The cubic root of 64306346 is about 400.6372052181.

The spelling of 64306346 in words is "sixty-four million, three hundred six thousand, three hundred forty-six".