62172045 has 24 divisors (see below), whose sum is σ = 116055576. Its totient is φ = 30607488.

The previous prime is 62172041. The next prime is 62172049. The reversal of 62172045 is 54027126.

It is an interprime number because it is at equal distance from previous prime (62172041) and next prime (62172049).

It can be written as a sum of positive squares in 4 ways, for example, as 15139881 + 47032164 = 3891^2 + 6858^2 .

It is not a de Polignac number, because 62172045 - 2² = 62172041 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62172041) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52554 + ... + 53723.

It is an arithmetic number, because the mean of its divisors is an integer number (4835649).

Almost surely, 2^62172045 is an apocalyptic number.

62172045 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

62172045 is a deficient number, since it is larger than the sum of its proper divisors (53883531).

62172045 is a wasteful number, since it uses less digits than its factorization.

62172045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106301 (or 106298 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 62172045 is about 7884.9251740267. The cubic root of 62172045 is about 396.1549171961.

The spelling of 62172045 in words is "sixty-two million, one hundred seventy-two thousand, forty-five".