2740400084 has 6 divisors (see below), whose sum is σ = 4795700154. Its totient is φ = 1370200040.

The previous prime is 2740400063. The next prime is 2740400101. The reversal of 2740400084 is 4800040472.

It can be written as a sum of positive squares in only one way, i.e., 2034010000 + 706390084 = 45100^2 + 26578^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 342550007 + ... + 342550014.

It is an arithmetic number, because the mean of its divisors is an integer number (799283359).

Almost surely, 2^2740400084 is an apocalyptic number.

It is an amenable number.

2740400084 is a deficient number, since it is larger than the sum of its proper divisors (2055300070).

2740400084 is a wasteful number, since it uses less digits than its factorization.

2740400084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685100025 (or 685100023 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 2740400084 is about 52348.8307796841. The cubic root of 2740400084 is about 1399.3875014594.

The spelling of 2740400084 in words is "two billion, seven hundred forty million, four hundred thousand, eighty-four".