45732451 has 4 divisors (see below), whose sum is σ = 45914904. Its totient is φ = 45550000.

The previous prime is 45732439. The next prime is 45732461. The reversal of 45732451 is 15423754.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 45732451 - 2¹¹ = 45730403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45732461) 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, 90850 + ... + 91351.

It is an arithmetic number, because the mean of its divisors is an integer number (11478726).

Almost surely, 2^45732451 is an apocalyptic number.

45732451 is a deficient number, since it is larger than the sum of its proper divisors (182453).

45732451 is a wasteful number, since it uses less digits than its factorization.

45732451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182452.

The product of its digits is 16800, while the sum is 31.

The square root of 45732451 is about 6762.5772453999. The cubic root of 45732451 is about 357.6087686384.

The spelling of 45732451 in words is "forty-five million, seven hundred thirty-two thousand, four hundred fifty-one".