7238747136 has 44 divisors (see below), whose sum is σ = 19293908432. Its totient is φ = 2412914688.

The previous prime is 7238747107. The next prime is 7238747171. The reversal of 7238747136 is 6317478327.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1175110 + ... + 1181253.

Almost surely, 2^7238747136 is an apocalyptic number.

It is an amenable number.

7238747136 is an abundant number, since it is smaller than the sum of its proper divisors (12055161296).

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

7238747136 is a wasteful number, since it uses less digits than its factorization.

7238747136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2356386 (or 2356368 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 48.

The square root of 7238747136 is about 85080.8270763749. The cubic root of 7238747136 is about 1934.4364581572.

The spelling of 7238747136 in words is "seven billion, two hundred thirty-eight million, seven hundred forty-seven thousand, one hundred thirty-six".