7421332630 has 32 divisors (see below), whose sum is σ = 13582992384. Its totient is φ = 2919038976.

The previous prime is 7421332627. The next prime is 7421332631. The reversal of 7421332630 is 362331247.

It is a junction number, because it is equal to n+sod(n) for n = 7421332592 and 7421332601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7421332631) 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, 117654 + ... + 169366.

It is an arithmetic number, because the mean of its divisors is an integer number (424468512).

Almost surely, 2^7421332630 is an apocalyptic number.

7421332630 is a deficient number, since it is larger than the sum of its proper divisors (6161659754).

7421332630 is a wasteful number, since it uses less digits than its factorization.

7421332630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51960.

The product of its (nonzero) digits is 18144, while the sum is 31.

The square root of 7421332630 is about 86147.1568306233. The cubic root of 7421332630 is about 1950.5659220909.

Adding to 7421332630 its reverse (362331247), we get a palindrome (7783663877).

The spelling of 7421332630 in words is "seven billion, four hundred twenty-one million, three hundred thirty-two thousand, six hundred thirty".