906421480 has 16 divisors (see below), whose sum is σ = 2039448420. Its totient is φ = 362568576.

The previous prime is 906421471. The next prime is 906421489. The reversal of 906421480 is 84124609.

It is an interprime number because it is at equal distance from previous prime (906421471) and next prime (906421489).

It can be written as a sum of positive squares in 2 ways, for example, as 900360036 + 6061444 = 30006^2 + 2462^2 .

It is not an unprimeable number, because it can be changed into a prime (906421489) 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, 11330229 + ... + 11330308.

Almost surely, 2^906421480 is an apocalyptic number.

It is an amenable number.

906421480 is an abundant number, since it is smaller than the sum of its proper divisors (1133026940).

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

906421480 is a wasteful number, since it uses less digits than its factorization.

906421480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22660548 (or 22660544 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 906421480 is about 30106.8344400404. The cubic root of 906421480 is about 967.7801933583.

The spelling of 906421480 in words is "nine hundred six million, four hundred twenty-one thousand, four hundred eighty".