75045452 has 6 divisors (see below), whose sum is σ = 131329548. Its totient is φ = 37522724.

The previous prime is 75045431. The next prime is 75045473. The reversal of 75045452 is 25454057.

It is an interprime number because it is at equal distance from previous prime (75045431) and next prime (75045473).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9380678 + ... + 9380685.

It is an arithmetic number, because the mean of its divisors is an integer number (21888258).

Almost surely, 2^75045452 is an apocalyptic number.

It is an amenable number.

75045452 is a deficient number, since it is larger than the sum of its proper divisors (56284096).

75045452 is a wasteful number, since it uses less digits than its factorization.

75045452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18761367 (or 18761365 counting only the distinct ones).

The product of its (nonzero) digits is 28000, while the sum is 32.

The square root of 75045452 is about 8662.8778128287. The cubic root of 75045452 is about 421.8015058952.

The spelling of 75045452 in words is "seventy-five million, forty-five thousand, four hundred fifty-two".