2497205438 has 16 divisors (see below), whose sum is σ = 4610225760. Its totient is φ = 987905376.

The previous prime is 2497205423. The next prime is 2497205453. The reversal of 2497205438 is 8345027942.

2497205438 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2497205423) and next prime (2497205453).

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

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, 6860273 + ... + 6860636.

It is an arithmetic number, because the mean of its divisors is an integer number (288139110).

Almost surely, 2^2497205438 is an apocalyptic number.

2497205438 is a deficient number, since it is larger than the sum of its proper divisors (2113020322).

2497205438 is a wasteful number, since it uses less digits than its factorization.

2497205438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13720931.

The product of its (nonzero) digits is 483840, while the sum is 44.

The square root of 2497205438 is about 49972.0465660553. The cubic root of 2497205438 is about 1356.7029125281.

The spelling of 2497205438 in words is "two billion, four hundred ninety-seven million, two hundred five thousand, four hundred thirty-eight".