2954397138 has 32 divisors (see below), whose sum is σ = 7366809600. Its totient is φ = 767375760.

The previous prime is 2954397137. The next prime is 2954397143. The reversal of 2954397138 is 8317934592.

It is not an unprimeable number, because it can be changed into a prime (2954397133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3196938 + ... + 3197861.

It is an arithmetic number, because the mean of its divisors is an integer number (230212800).

Almost surely, 2^2954397138 is an apocalyptic number.

2954397138 is an abundant number, since it is smaller than the sum of its proper divisors (4412412462).

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

2954397138 is a wasteful number, since it uses less digits than its factorization.

2954397138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6394822.

The product of its digits is 1632960, while the sum is 51.

The square root of 2954397138 is about 54354.3663195516. The cubic root of 2954397138 is about 1434.9043691406.

The spelling of 2954397138 in words is "two billion, nine hundred fifty-four million, three hundred ninety-seven thousand, one hundred thirty-eight".