2945534 has 4 divisors (see below), whose sum is σ = 4418304. Its totient is φ = 1472766.

The previous prime is 2945531. The next prime is 2945609. The reversal of 2945534 is 4355492.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2945534.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736382 + ... + 736385.

It is an arithmetic number, because the mean of its divisors is an integer number (1104576).

2^2945534 is an apocalyptic number.

2945534 is a deficient number, since it is larger than the sum of its proper divisors (1472770).

2945534 is a wasteful number, since it uses less digits than its factorization.

2945534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1472769.

The product of its digits is 21600, while the sum is 32.

The square root of 2945534 is about 1716.2558084388. The cubic root of 2945534 is about 143.3468036136.

The spelling of 2945534 in words is "two million, nine hundred forty-five thousand, five hundred thirty-four".