1260225398 has 8 divisors (see below), whose sum is σ = 1890769608. Its totient is φ = 629968864.

The previous prime is 1260225397. The next prime is 1260225403. The reversal of 1260225398 is 8935220621.

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 (1260225397) 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, 60611 + ... + 78702.

It is an arithmetic number, because the mean of its divisors is an integer number (236346201).

Almost surely, 2^1260225398 is an apocalyptic number.

1260225398 is a deficient number, since it is larger than the sum of its proper divisors (630544210).

1260225398 is a wasteful number, since it uses less digits than its factorization.

1260225398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143838.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 1260225398 is about 35499.6534912666. The cubic root of 1260225398 is about 1080.1466987512.

The spelling of 1260225398 in words is "one billion, two hundred sixty million, two hundred twenty-five thousand, three hundred ninety-eight".