7667400434 has 16 divisors (see below), whose sum is σ = 11819107872. Its totient is φ = 3728463648.

The previous prime is 7667400427. The next prime is 7667400437. The reversal of 7667400434 is 4340047667.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7667400391 and 7667400400.

It is not an unprimeable number, because it can be changed into a prime (7667400437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 171284 + ... + 211359.

It is an arithmetic number, because the mean of its divisors is an integer number (738694242).

Almost surely, 2^7667400434 is an apocalyptic number.

7667400434 is a deficient number, since it is larger than the sum of its proper divisors (4151707438).

7667400434 is a wasteful number, since it uses less digits than its factorization.

7667400434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382921.

The product of its (nonzero) digits is 338688, while the sum is 41.

The square root of 7667400434 is about 87563.6935835852. The cubic root of 7667400434 is about 1971.8901382881.

The spelling of 7667400434 in words is "seven billion, six hundred sixty-seven million, four hundred thousand, four hundred thirty-four".