45997340 has 12 divisors (see below), whose sum is σ = 96594456. Its totient is φ = 18398928.

The previous prime is 45997337. The next prime is 45997351. The reversal of 45997340 is 4379954.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1149914 + ... + 1149953.

It is an arithmetic number, because the mean of its divisors is an integer number (8049538).

Almost surely, 2^45997340 is an apocalyptic number.

It is an amenable number.

45997340 is an abundant number, since it is smaller than the sum of its proper divisors (50597116).

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

45997340 is a wasteful number, since it uses less digits than its factorization.

45997340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2299876 (or 2299874 counting only the distinct ones).

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 45997340 is about 6782.1338824886. The cubic root of 45997340 is about 358.2978805139.

The spelling of 45997340 in words is "forty-five million, nine hundred ninety-seven thousand, three hundred forty".