2547490734 has 12 divisors (see below), whose sum is σ = 5519563296. Its totient is φ = 849163572.

The previous prime is 2547490717. The next prime is 2547490763. The reversal of 2547490734 is 4370947452.

2547490734 is a `hidden beast` number, since 25 + 474 + 90 + 73 + 4 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2547490734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70763614 + ... + 70763649.

It is an arithmetic number, because the mean of its divisors is an integer number (459963608).

Almost surely, 2^2547490734 is an apocalyptic number.

2547490734 is an abundant number, since it is smaller than the sum of its proper divisors (2972072562).

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

2547490734 is a wasteful number, since it uses less digits than its factorization.

2547490734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141527271 (or 141527268 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 2547490734 is about 50472.6731410176. The cubic root of 2547490734 is about 1365.7489365071.

The spelling of 2547490734 in words is "two billion, five hundred forty-seven million, four hundred ninety thousand, seven hundred thirty-four".