75742430 has 16 divisors (see below), whose sum is σ = 138648240. Its totient is φ = 29783232.

The previous prime is 75742421. The next prime is 75742451. The reversal of 75742430 is 3424757.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63599 + ... + 64778.

It is an arithmetic number, because the mean of its divisors is an integer number (8665515).

Almost surely, 2^75742430 is an apocalyptic number.

75742430 is a deficient number, since it is larger than the sum of its proper divisors (62905810).

75742430 is a wasteful number, since it uses less digits than its factorization.

75742430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128443.

The product of its (nonzero) digits is 23520, while the sum is 32.

The square root of 75742430 is about 8703.0126967620. The cubic root of 75742430 is about 423.1032988091.

The spelling of 75742430 in words is "seventy-five million, seven hundred forty-two thousand, four hundred thirty".