4725555634 has 4 divisors (see below), whose sum is σ = 7088333454. Its totient is φ = 2362777816.

The previous prime is 4725555623. The next prime is 4725555661. The reversal of 4725555634 is 4365555274.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4671312409 + 54243225 = 68347^2 + 7365^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1181388907 + ... + 1181388910.

Almost surely, 2^4725555634 is an apocalyptic number.

4725555634 is a deficient number, since it is larger than the sum of its proper divisors (2362777820).

4725555634 is a wasteful number, since it uses less digits than its factorization.

4725555634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2362777819.

The product of its digits is 2520000, while the sum is 46.

The square root of 4725555634 is about 68742.6769481666. The cubic root of 4725555634 is about 1678.0991863759.

The spelling of 4725555634 in words is "four billion, seven hundred twenty-five million, five hundred fifty-five thousand, six hundred thirty-four".