2939497 has 4 divisors (see below), whose sum is σ = 3206736. Its totient is φ = 2672260.

The previous prime is 2939479. The next prime is 2939533. The reversal of 2939497 is 7949392.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2939497 - 2¹⁹ = 2415209 is a prime.

It is a super-2 number, since 2×2939497² = 17281285226018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2939297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 133603 + ... + 133624.

It is an arithmetic number, because the mean of its divisors is an integer number (801684).

2^2939497 is an apocalyptic number.

It is an amenable number.

2939497 is a deficient number, since it is larger than the sum of its proper divisors (267239).

2939497 is a wasteful number, since it uses less digits than its factorization.

2939497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267238.

The product of its digits is 122472, while the sum is 43.

The square root of 2939497 is about 1714.4961358953. The cubic root of 2939497 is about 143.2488047966.

The spelling of 2939497 in words is "two million, nine hundred thirty-nine thousand, four hundred ninety-seven".