1450222390 has 8 divisors (see below), whose sum is σ = 2610400320. Its totient is φ = 580088952.

The previous prime is 1450222373. The next prime is 1450222391. The reversal of 1450222390 is 932220541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1450222391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72511110 + ... + 72511129.

It is an arithmetic number, because the mean of its divisors is an integer number (326300040).

Almost surely, 2^1450222390 is an apocalyptic number.

1450222390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1450222390 is a deficient number, since it is larger than the sum of its proper divisors (1160177930).

1450222390 is a wasteful number, since it uses less digits than its factorization.

1450222390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145022246.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 1450222390 is about 38081.7855411219. The cubic root of 1450222390 is about 1131.9090579216.

The spelling of 1450222390 in words is "one billion, four hundred fifty million, two hundred twenty-two thousand, three hundred ninety".