1672450325 has 24 divisors (see below), whose sum is σ = 2552419968. Its totient is φ = 1058604480.

The previous prime is 1672450321. The next prime is 1672450337. The reversal of 1672450325 is 5230542761.

It is not a de Polignac number, because 1672450325 - 2² = 1672450321 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1672450321) 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, 365297 + ... + 369846.

It is an arithmetic number, because the mean of its divisors is an integer number (106350832).

Almost surely, 2^1672450325 is an apocalyptic number.

It is an amenable number.

1672450325 is a deficient number, since it is larger than the sum of its proper divisors (879969643).

1672450325 is a wasteful number, since it uses less digits than its factorization.

1672450325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 735173 (or 735168 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 1672450325 is about 40895.6027587319. The cubic root of 1672450325 is about 1187.0009751803. Note that the first 3 decimals are identical.

The spelling of 1672450325 in words is "one billion, six hundred seventy-two million, four hundred fifty thousand, three hundred twenty-five".