380216464 has 20 divisors (see below), whose sum is σ = 752344704. Its totient is φ = 186063008.

The previous prime is 380216453. The next prime is 380216479. The reversal of 380216464 is 464612083.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252052 + ... + 253555.

Almost surely, 2^380216464 is an apocalyptic number.

It is an amenable number.

380216464 is a deficient number, since it is larger than the sum of its proper divisors (372128240).

380216464 is a wasteful number, since it uses less digits than its factorization.

380216464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505662 (or 505656 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 380216464 is about 19499.1400836037. The cubic root of 380216464 is about 724.4531518003.

The spelling of 380216464 in words is "three hundred eighty million, two hundred sixteen thousand, four hundred sixty-four".