90493330 has 16 divisors (see below), whose sum is σ = 166354560. Its totient is φ = 35426992.

The previous prime is 90493307. The next prime is 90493357. The reversal of 90493330 is 3339409.

It is a super-4 number, since 4×90493330⁴ (a number of 33 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 90493292 and 90493301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95800 + ... + 96739.

It is an arithmetic number, because the mean of its divisors is an integer number (10397160).

Almost surely, 2^90493330 is an apocalyptic number.

90493330 is a deficient number, since it is larger than the sum of its proper divisors (75861230).

90493330 is a wasteful number, since it uses less digits than its factorization.

90493330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192593.

The product of its (nonzero) digits is 8748, while the sum is 31.

The square root of 90493330 is about 9512.7982213437. The cubic root of 90493330 is about 448.9578021298.

The spelling of 90493330 in words is "ninety million, four hundred ninety-three thousand, three hundred thirty".