7432394542 has 8 divisors (see below), whose sum is σ = 11152739736. Its totient is φ = 3714814632.

The previous prime is 7432394531. The next prime is 7432394549. The reversal of 7432394542 is 2454932347.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7432394549) 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 3 ways as a sum of consecutive naturals, for example, 684588 + ... + 695359.

It is an arithmetic number, because the mean of its divisors is an integer number (1394092467).

Almost surely, 2^7432394542 is an apocalyptic number.

7432394542 is a deficient number, since it is larger than the sum of its proper divisors (3720345194).

7432394542 is a wasteful number, since it uses less digits than its factorization.

7432394542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1382642.

The product of its digits is 725760, while the sum is 43.

The square root of 7432394542 is about 86211.3365051256. The cubic root of 7432394542 is about 1951.5345835589.

The spelling of 7432394542 in words is "seven billion, four hundred thirty-two million, three hundred ninety-four thousand, five hundred forty-two".