75705474 has 16 divisors (see below), whose sum is σ = 163058112. Its totient is φ = 23293968.

The previous prime is 75705467. The next prime is 75705479. The reversal of 75705474 is 47450757.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (75705479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 485214 + ... + 485369.

It is an arithmetic number, because the mean of its divisors is an integer number (10191132).

Almost surely, 2^75705474 is an apocalyptic number.

75705474 is an abundant number, since it is smaller than the sum of its proper divisors (87352638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75705474 is a wasteful number, since it uses less digits than its factorization.

75705474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970601.

The product of its (nonzero) digits is 137200, while the sum is 39.

The square root of 75705474 is about 8700.8892648970. The cubic root of 75705474 is about 423.0344745528.

The spelling of 75705474 in words is "seventy-five million, seven hundred five thousand, four hundred seventy-four".