2542940448 has 48 divisors (see below), whose sum is σ = 6679070496. Its totient is φ = 847157760.

The previous prime is 2542940437. The next prime is 2542940479. The reversal of 2542940448 is 8440492452.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×2542940448² = 12933092244148881408, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184683 + ... + 197973.

It is an arithmetic number, because the mean of its divisors is an integer number (139147302).

Almost surely, 2^2542940448 is an apocalyptic number.

It is an amenable number.

2542940448 is an abundant number, since it is smaller than the sum of its proper divisors (4136130048).

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

2542940448 is a wasteful number, since it uses less digits than its factorization.

2542940448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15297 (or 15289 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The square root of 2542940448 is about 50427.5762653729. The cubic root of 2542940448 is about 1364.9352924551.

The spelling of 2542940448 in words is "two billion, five hundred forty-two million, nine hundred forty thousand, four hundred forty-eight".