2051467494 has 32 divisors (see below), whose sum is σ = 4127016960. Its totient is φ = 679819392.

The previous prime is 2051467493. The next prime is 2051467499. The reversal of 2051467494 is 4947641502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2051467493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1581054 + ... + 1582350.

It is an arithmetic number, because the mean of its divisors is an integer number (128969280).

Almost surely, 2^2051467494 is an apocalyptic number.

2051467494 is an abundant number, since it is smaller than the sum of its proper divisors (2075549466).

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

2051467494 is a wasteful number, since it uses less digits than its factorization.

2051467494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 2051467494 is about 45293.1285516909. The cubic root of 2051467494 is about 1270.6371436675.

The spelling of 2051467494 in words is "two billion, fifty-one million, four hundred sixty-seven thousand, four hundred ninety-four".