76442925 has 72 divisors (see below), whose sum is σ = 141416544. Its totient is φ = 36391680.

The previous prime is 76442923. The next prime is 76442969. The reversal of 76442925 is 52924467.

It is not a de Polignac number, because 76442925 - 2¹ = 76442923 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (76442923) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 468894 + ... + 469056.

Almost surely, 2^76442925 is an apocalyptic number.

76442925 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

76442925 is a deficient number, since it is larger than the sum of its proper divisors (64973619).

76442925 is a wasteful number, since it uses less digits than its factorization.

76442925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239 (or 221 counting only the distinct ones).

The product of its digits is 120960, while the sum is 39.

The square root of 76442925 is about 8743.1644728897. The cubic root of 76442925 is about 424.4036387775.

The spelling of 76442925 in words is "seventy-six million, four hundred forty-two thousand, nine hundred twenty-five".