74013524 has 24 divisors (see below), whose sum is σ = 141458688. Its totient is φ = 33677280.

The previous prime is 74013509. The next prime is 74013547. The reversal of 74013524 is 42531047.

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

It is a junction number, because it is equal to n+sod(n) for n = 74013493 and 74013502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6332 + ... + 13715.

It is an arithmetic number, because the mean of its divisors is an integer number (5894112).

Almost surely, 2^74013524 is an apocalyptic number.

It is an amenable number.

74013524 is a deficient number, since it is larger than the sum of its proper divisors (67445164).

74013524 is a wasteful number, since it uses less digits than its factorization.

74013524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20135 (or 20133 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 74013524 is about 8603.1112976644. Note that the first 3 decimals coincide. The cubic root of 74013524 is about 419.8592196348.

The spelling of 74013524 in words is "seventy-four million, thirteen thousand, five hundred twenty-four".