7430655225 has 72 divisors (see below), whose sum is σ = 14315357568. Its totient is φ = 3391113600.

The previous prime is 7430655191. The next prime is 7430655251. The reversal of 7430655225 is 5225560347.

It is a happy number.

It is not a de Polignac number, because 7430655225 - 2⁷ = 7430655097 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2780640 + ... + 2783310.

Almost surely, 2^7430655225 is an apocalyptic number.

7430655225 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

7430655225 is a deficient number, since it is larger than the sum of its proper divisors (6884702343).

7430655225 is a wasteful number, since it uses less digits than its factorization.

7430655225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3455 (or 3443 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 39.

The square root of 7430655225 is about 86201.2483958324. The cubic root of 7430655225 is about 1951.3823400223.

The spelling of 7430655225 in words is "seven billion, four hundred thirty million, six hundred fifty-five thousand, two hundred twenty-five".