89490750 has 32 divisors (see below), whose sum is σ = 223370784. Its totient is φ = 23864000.

The previous prime is 89490733. The next prime is 89490757. The reversal of 89490750 is 5709498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89490757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58911 + ... + 60410.

It is an arithmetic number, because the mean of its divisors is an integer number (6980337).

Almost surely, 2^89490750 is an apocalyptic number.

89490750 is an abundant number, since it is smaller than the sum of its proper divisors (133880034).

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

89490750 is a wasteful number, since it uses less digits than its factorization.

89490750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119341 (or 119331 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 89490750 is about 9459.9550738891. The cubic root of 89490750 is about 447.2936326750.

The spelling of 89490750 in words is "eighty-nine million, four hundred ninety thousand, seven hundred fifty".