88472738 has 4 divisors (see below), whose sum is σ = 132709110. Its totient is φ = 44236368.

The previous prime is 88472723. The next prime is 88472779. The reversal of 88472738 is 83727488.

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., 52027369 + 36445369 = 7213^2 + 6037^2 .

It is a junction number, because it is equal to n+sod(n) for n = 88472692 and 88472701.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22118183 + ... + 22118186.

Almost surely, 2^88472738 is an apocalyptic number.

88472738 is a deficient number, since it is larger than the sum of its proper divisors (44236372).

88472738 is a wasteful number, since it uses less digits than its factorization.

88472738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44236371.

The product of its digits is 602112, while the sum is 47.

The square root of 88472738 is about 9405.9947905578. The cubic root of 88472738 is about 445.5910808832.

The spelling of 88472738 in words is "eighty-eight million, four hundred seventy-two thousand, seven hundred thirty-eight".