45397948 has 12 divisors (see below), whose sum is σ = 79923312. Its totient is φ = 22562720.

The previous prime is 45397943. The next prime is 45397949. The reversal of 45397948 is 84979354.

It is a super-3 number, since 3×45397948³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45397943) 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, 33313 + ... + 34648.

It is an arithmetic number, because the mean of its divisors is an integer number (6660276).

Almost surely, 2^45397948 is an apocalyptic number.

It is an amenable number.

45397948 is a deficient number, since it is larger than the sum of its proper divisors (34525364).

45397948 is a wasteful number, since it uses less digits than its factorization.

45397948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68132 (or 68130 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 49.

The square root of 45397948 is about 6737.7999376651. The cubic root of 45397948 is about 356.7347426855.

The spelling of 45397948 in words is "forty-five million, three hundred ninety-seven thousand, nine hundred forty-eight".