60921423 has 8 divisors (see below), whose sum is σ = 90254000. Its totient is φ = 40614264.

The previous prime is 60921407. The next prime is 60921437. The reversal of 60921423 is 32412906.

It is not a de Polignac number, because 60921423 - 2⁴ = 60921407 is a prime.

It is a super-2 number, since 2×60921423² = 7422839560689858, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 2256349 = 60921423 / (6 + 0 + 9 + 2 + 1 + 4 + 2 + 3).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60921473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1128148 + ... + 1128201.

It is an arithmetic number, because the mean of its divisors is an integer number (11281750).

Almost surely, 2^60921423 is an apocalyptic number.

60921423 is a deficient number, since it is larger than the sum of its proper divisors (29332577).

60921423 is a wasteful number, since it uses less digits than its factorization.

60921423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2256358 (or 2256352 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 60921423 is about 7805.2176779383. The cubic root of 60921423 is about 393.4806193757.

The spelling of 60921423 in words is "sixty million, nine hundred twenty-one thousand, four hundred twenty-three".