901251330 has 32 divisors (see below), whose sum is σ = 2472004224. Its totient is φ = 206000256.

The previous prime is 901251289. The next prime is 901251331. The reversal of 901251330 is 33152109.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 901251330.

It is not an unprimeable number, because it can be changed into a prime (901251331) 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, 2145627 + ... + 2146046.

It is an arithmetic number, because the mean of its divisors is an integer number (77250132).

Almost surely, 2^901251330 is an apocalyptic number.

901251330 is an abundant number, since it is smaller than the sum of its proper divisors (1570752894).

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

901251330 is a wasteful number, since it uses less digits than its factorization.

901251330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4291690.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 901251330 is about 30020.8482558371. The cubic root of 901251330 is about 965.9366388063.

The spelling of 901251330 in words is "nine hundred one million, two hundred fifty-one thousand, three hundred thirty".