1214704642 has 8 divisors (see below), whose sum is σ = 1826513100. Its totient is φ = 605866944.

The previous prime is 1214704639. The next prime is 1214704649. The reversal of 1214704642 is 2464074121.

It can be written as a sum of positive squares in 2 ways, for example, as 1206242361 + 8462281 = 34731^2 + 2909^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1214704649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 741667 + ... + 743302.

Almost surely, 2^1214704642 is an apocalyptic number.

1214704642 is a deficient number, since it is larger than the sum of its proper divisors (611808458).

1214704642 is a wasteful number, since it uses less digits than its factorization.

1214704642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1485380.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 1214704642 is about 34852.6131301514. The cubic root of 1214704642 is about 1066.9815187518.

Adding to 1214704642 its reverse (2464074121), we get a palindrome (3678778763).

The spelling of 1214704642 in words is "one billion, two hundred fourteen million, seven hundred four thousand, six hundred forty-two".