2934978 has 16 divisors (see below), whose sum is σ = 5907936. Its totient is φ = 972000.

The previous prime is 2934973. The next prime is 2934983. The reversal of 2934978 is 8794392.

It is an interprime number because it is at equal distance from previous prime (2934973) and next prime (2934983).

It is a super-2 number, since 2×2934978² = 17228191720968, which contains 22 as substring.

It is a d-powerful number, because it can be written as 2⁷ + 9 + 3⁸ + 4⁵ + 9⁴ + 7⁷ + 8⁷ .

It is not an unprimeable number, because it can be changed into a prime (2934973) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 523 + ... + 2478.

It is an arithmetic number, because the mean of its divisors is an integer number (369246).

2^2934978 is an apocalyptic number.

2934978 is an abundant number, since it is smaller than the sum of its proper divisors (2972958).

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

2934978 is a wasteful number, since it uses less digits than its factorization.

2934978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169.

The product of its digits is 108864, while the sum is 42.

The square root of 2934978 is about 1713.1777490967. The cubic root of 2934978 is about 143.1753598773.

The spelling of 2934978 in words is "two million, nine hundred thirty-four thousand, nine hundred seventy-eight".