34972993 has 6 divisors (see below), whose sum is σ = 38441522. Its totient is φ = 31793520.

The previous prime is 34972969. The next prime is 34972999. The reversal of 34972993 is 39927943.

It can be written as a sum of positive squares in only one way, i.e., 27531009 + 7441984 = 5247^2 + 2728^2 .

It is not a de Polignac number, because 34972993 - 2⁹ = 34972481 is a prime.

It is a super-2 number, since 2×34972993² = 2446220478756098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34972999) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 144396 + ... + 144637.

Almost surely, 2^34972993 is an apocalyptic number.

It is an amenable number.

34972993 is a deficient number, since it is larger than the sum of its proper divisors (3468529).

34972993 is a wasteful number, since it uses less digits than its factorization.

34972993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 289055 (or 289044 counting only the distinct ones).

The product of its digits is 367416, while the sum is 46.

The square root of 34972993 is about 5913.7968345218. The cubic root of 34972993 is about 327.0224744285.

The spelling of 34972993 in words is "thirty-four million, nine hundred seventy-two thousand, nine hundred ninety-three".