42072364 has 12 divisors (see below), whose sum is σ = 74034688. Its totient is φ = 20919600.

The previous prime is 42072343. The next prime is 42072377. The reversal of 42072364 is 46327024.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28332 + ... + 29779.

Almost surely, 2^42072364 is an apocalyptic number.

It is an amenable number.

42072364 is a deficient number, since it is larger than the sum of its proper divisors (31962324).

42072364 is a wasteful number, since it uses less digits than its factorization.

42072364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58296 (or 58294 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 28.

The square root of 42072364 is about 6486.3212994732. The cubic root of 42072364 is about 347.8021842243.

Adding to 42072364 its reverse (46327024), we get a palindrome (88399388).

It can be divided in two parts, 42072 and 364, that added together give a square (42436 = 206²).

The spelling of 42072364 in words is "forty-two million, seventy-two thousand, three hundred sixty-four".