1054216506 has 64 divisors (see below), whose sum is σ = 2508933888. Its totient is φ = 289018368.

The previous prime is 1054216483. The next prime is 1054216511. The reversal of 1054216506 is 6056124501.

It is a super-2 number, since 2×1054216506² = 2222744883045696072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108796 + ... + 118088.

It is an arithmetic number, because the mean of its divisors is an integer number (39202092).

Almost surely, 2^1054216506 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1054216506, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1254466944).

1054216506 is an abundant number, since it is smaller than the sum of its proper divisors (1454717382).

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

1054216506 is a wasteful number, since it uses less digits than its factorization.

1054216506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9415.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 1054216506 is about 32468.7004051594. The cubic root of 1054216506 is about 1017.7550607690.

The spelling of 1054216506 in words is "one billion, fifty-four million, two hundred sixteen thousand, five hundred six".