1214056646 has 24 divisors (see below), whose sum is σ = 2003477952. Its totient is φ = 551350800.

The previous prime is 1214056621. The next prime is 1214056651. The reversal of 1214056646 is 6466504121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 517436 + ... + 519776.

It is an arithmetic number, because the mean of its divisors is an integer number (83478248).

Almost surely, 2^1214056646 is an apocalyptic number.

1214056646 is a deficient number, since it is larger than the sum of its proper divisors (789421306).

1214056646 is a wasteful number, since it uses less digits than its factorization.

1214056646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4508 (or 4497 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 35.

The square root of 1214056646 is about 34843.3156573826. The cubic root of 1214056646 is about 1066.7917544493.

It can be divided in two parts, 12140 and 56646, that added together give a palindrome (68786).

The spelling of 1214056646 in words is "one billion, two hundred fourteen million, fifty-six thousand, six hundred forty-six".