45397934 has 8 divisors (see below), whose sum is σ = 70445160. Its totient is φ = 21916216.

The previous prime is 45397931. The next prime is 45397943. The reversal of 45397934 is 43979354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×45397934² = 4121944822936712, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45397931) 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, 391304 + ... + 391419.

It is an arithmetic number, because the mean of its divisors is an integer number (8805645).

Almost surely, 2^45397934 is an apocalyptic number.

45397934 is a deficient number, since it is larger than the sum of its proper divisors (25047226).

45397934 is a wasteful number, since it uses less digits than its factorization.

45397934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782754.

The product of its digits is 408240, while the sum is 44.

The square root of 45397934 is about 6737.7988987502. The cubic root of 45397934 is about 356.7347060150.

The spelling of 45397934 in words is "forty-five million, three hundred ninety-seven thousand, nine hundred thirty-four".