75146002 has 4 divisors (see below), whose sum is σ = 112719006. Its totient is φ = 37573000.

The previous prime is 75145921. The next prime is 75146011. The reversal of 75146002 is 20064157.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20064157 = 53 ⋅378569.

It can be written as a sum of positive squares in only one way, i.e., 42758521 + 32387481 = 6539^2 + 5691^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18786499 + ... + 18786502.

Almost surely, 2^75146002 is an apocalyptic number.

75146002 is a deficient number, since it is larger than the sum of its proper divisors (37573004).

75146002 is a wasteful number, since it uses less digits than its factorization.

75146002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37573003.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 75146002 is about 8668.6793688543. The cubic root of 75146002 is about 421.9898060624.

The spelling of 75146002 in words is "seventy-five million, one hundred forty-six thousand, two".