1354994648 has 48 divisors (see below), whose sum is σ = 2961651600. Its totient is φ = 579485760.

The previous prime is 1354994611. The next prime is 1354994659. The reversal of 1354994648 is 8464994531.

It is a super-2 number, since 2×1354994648² = 3672020992217287808, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1354994648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196133 + ... + 202923.

It is an arithmetic number, because the mean of its divisors is an integer number (61701075).

Almost surely, 2^1354994648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1354994648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1480825800).

1354994648 is an abundant number, since it is smaller than the sum of its proper divisors (1606656952).

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

1354994648 is a wasteful number, since it uses less digits than its factorization.

1354994648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7320 (or 7309 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 53.

The square root of 1354994648 is about 36810.2519415448. The cubic root of 1354994648 is about 1106.5707677259.

The spelling of 1354994648 in words is "one billion, three hundred fifty-four million, nine hundred ninety-four thousand, six hundred forty-eight".