424764780 has 48 divisors (see below), whose sum is σ = 1297465344. Its totient is φ = 102973120.

The previous prime is 424764763. The next prime is 424764787. The reversal of 424764780 is 87467424.

It is not an unprimeable number, because it can be changed into a prime (424764787) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321132 + ... + 322451.

It is an arithmetic number, because the mean of its divisors is an integer number (27030528).

Almost surely, 2^424764780 is an apocalyptic number.

It is an amenable number.

424764780 is an abundant number, since it is smaller than the sum of its proper divisors (872700564).

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

424764780 is a wasteful number, since it uses less digits than its factorization.

424764780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643606 (or 643604 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 42.

The square root of 424764780 is about 20609.8224155377. The cubic root of 424764780 is about 751.7085669983.

The spelling of 424764780 in words is "four hundred twenty-four million, seven hundred sixty-four thousand, seven hundred eighty".