88947442 has 4 divisors (see below), whose sum is σ = 133421166. Its totient is φ = 44473720.

The previous prime is 88947421. The next prime is 88947449. The reversal of 88947442 is 24474988.

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., 84658401 + 4289041 = 9201^2 + 2071^2 .

It is a junction number, because it is equal to n+sod(n) for n = 88947392 and 88947401.

It is not an unprimeable number, because it can be changed into a prime (88947449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22236859 + ... + 22236862.

Almost surely, 2^88947442 is an apocalyptic number.

88947442 is a deficient number, since it is larger than the sum of its proper divisors (44473724).

88947442 is a wasteful number, since it uses less digits than its factorization.

88947442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44473723.

The product of its digits is 516096, while the sum is 46.

The square root of 88947442 is about 9431.1951522593. The cubic root of 88947442 is about 446.3866053339.

The spelling of 88947442 in words is "eighty-eight million, nine hundred forty-seven thousand, four hundred forty-two".