1228939462 has 8 divisors (see below), whose sum is σ = 1843596792. Its totient is φ = 614407200.

The previous prime is 1228939429. The next prime is 1228939477. The reversal of 1228939462 is 2649398221.

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

It is a congruent number.

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, 739 + ... + 49582.

It is an arithmetic number, because the mean of its divisors is an integer number (230449599).

Almost surely, 2^1228939462 is an apocalyptic number.

1228939462 is a deficient number, since it is larger than the sum of its proper divisors (614657330).

1228939462 is a wasteful number, since it uses less digits than its factorization.

1228939462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62534.

The product of its digits is 373248, while the sum is 46.

The square root of 1228939462 is about 35056.2328552285. The cubic root of 1228939462 is about 1071.1332396308.

It can be divided in two parts, 122893 and 9462, that added together give a triangular number (132355 = T₅₁₄).

The spelling of 1228939462 in words is "one billion, two hundred twenty-eight million, nine hundred thirty-nine thousand, four hundred sixty-two".