1342234978 has 32 divisors (see below), whose sum is σ = 2357607168. Its totient is φ = 561254400.

The previous prime is 1342234973. The next prime is 1342234979. The reversal of 1342234978 is 8794322431.

It is not an unprimeable number, because it can be changed into a prime (1342234973) 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, 89458 + ... + 103378.

It is an arithmetic number, because the mean of its divisors is an integer number (73675224).

Almost surely, 2^1342234978 is an apocalyptic number.

1342234978 is a deficient number, since it is larger than the sum of its proper divisors (1015372190).

1342234978 is a wasteful number, since it uses less digits than its factorization.

1342234978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14098.

The product of its digits is 290304, while the sum is 43.

The square root of 1342234978 is about 36636.5251900341. The cubic root of 1342234978 is about 1103.0863674679.

It can be divided in two parts, 13422 and 34978, that added together give a square (48400 = 220²).

The spelling of 1342234978 in words is "one billion, three hundred forty-two million, two hundred thirty-four thousand, nine hundred seventy-eight".