4542047236 has 6 divisors (see below), whose sum is σ = 7948582670. Its totient is φ = 2271023616.

The previous prime is 4542047231. The next prime is 4542047269. The reversal of 4542047236 is 6327402454.

It can be written as a sum of positive squares in only one way, i.e., 4474807236 + 67240000 = 66894^2 + 8200^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4542047195 and 4542047204.

It is not an unprimeable number, because it can be changed into a prime (4542047231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 567755901 + ... + 567755908.

Almost surely, 2^4542047236 is an apocalyptic number.

It is an amenable number.

4542047236 is a deficient number, since it is larger than the sum of its proper divisors (3406535434).

4542047236 is a wasteful number, since it uses less digits than its factorization.

4542047236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135511813 (or 1135511811 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 37.

The square root of 4542047236 is about 67394.7122258119. The cubic root of 4542047236 is about 1656.0897993460.

The spelling of 4542047236 in words is "four billion, five hundred forty-two million, forty-seven thousand, two hundred thirty-six".