45221462 has 64 divisors (see below), whose sum is σ = 86220288. Its totient is φ = 17472000.

The previous prime is 45221461. The next prime is 45221489. The reversal of 45221462 is 26412254.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45221461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 345137 + ... + 345267.

It is an arithmetic number, because the mean of its divisors is an integer number (1347192).

Almost surely, 2^45221462 is an apocalyptic number.

45221462 is a deficient number, since it is larger than the sum of its proper divisors (40998826).

45221462 is a wasteful number, since it uses less digits than its factorization.

45221462 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245.

The product of its digits is 3840, while the sum is 26.

The square root of 45221462 is about 6724.6904761483. The cubic root of 45221462 is about 356.2718697152.

The spelling of 45221462 in words is "forty-five million, two hundred twenty-one thousand, four hundred sixty-two".