2954638 has 4 divisors (see below), whose sum is σ = 4431960. Its totient is φ = 1477318.

The previous prime is 2954621. The next prime is 2954639. The reversal of 2954638 is 8364592.

2954638 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2954638² = 17459771422088, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2954597 and 2954606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2954639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 738658 + ... + 738661.

It is an arithmetic number, because the mean of its divisors is an integer number (1107990).

2^2954638 is an apocalyptic number.

2954638 is a deficient number, since it is larger than the sum of its proper divisors (1477322).

2954638 is a wasteful number, since it uses less digits than its factorization.

2954638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477321.

The product of its digits is 51840, while the sum is 37.

The square root of 2954638 is about 1718.9060474616. The cubic root of 2954638 is about 143.4943362380.

It can be divided in two parts, 29546 and 38, that added together give a square (29584 = 172²).

The spelling of 2954638 in words is "two million, nine hundred fifty-four thousand, six hundred thirty-eight".