489776402 has 4 divisors (see below), whose sum is σ = 734664606. Its totient is φ = 244888200.

The previous prime is 489776401. The next prime is 489776411. The reversal of 489776402 is 204677984.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 387341761 + 102434641 = 19681^2 + 10121^2 .

It is not an unprimeable number, because it can be changed into a prime (489776401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 122444099 + ... + 122444102.

Almost surely, 2^489776402 is an apocalyptic number.

489776402 is a deficient number, since it is larger than the sum of its proper divisors (244888204).

489776402 is a wasteful number, since it uses less digits than its factorization.

489776402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244888203.

The product of its (nonzero) digits is 677376, while the sum is 47.

The square root of 489776402 is about 22130.8924808739. The cubic root of 489776402 is about 788.2535805543.

The spelling of 489776402 in words is "four hundred eighty-nine million, seven hundred seventy-six thousand, four hundred two".