64377330 has 32 divisors (see below), whose sum is σ = 155694528. Its totient is φ = 17035200.

The previous prime is 64377329. The next prime is 64377353. The reversal of 64377330 is 3377346.

It is a junction number, because it is equal to n+sod(n) for n = 64377291 and 64377300.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4261 + ... + 12120.

It is an arithmetic number, because the mean of its divisors is an integer number (4865454).

Almost surely, 2^64377330 is an apocalyptic number.

64377330 is an abundant number, since it is smaller than the sum of its proper divisors (91317198).

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

64377330 is a wasteful number, since it uses less digits than its factorization.

64377330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16522.

The product of its (nonzero) digits is 31752, while the sum is 33.

The square root of 64377330 is about 8023.5484668568. The cubic root of 64377330 is about 400.7845643077.

The spelling of 64377330 in words is "sixty-four million, three hundred seventy-seven thousand, three hundred thirty".