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7025401 = 50313967
BaseRepresentation
bin11010110011001011111001
3111012221001001
4122303023321
53244303101
6410325001
7113500135
oct32631371
914187031
107025401
113a69319
122429761
1315bc956
14d0c3c5
1593b901
hex6b32f9

7025401 has 4 divisors (see below), whose sum is σ = 7039872. Its totient is φ = 7010932.

The previous prime is 7025387. The next prime is 7025407. The reversal of 7025401 is 1045207.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1045207 = 3832729.

It is a cyclic number.

It is not a de Polignac number, because 7025401 - 211 = 7023353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7025407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6481 + ... + 7486.

It is an arithmetic number, because the mean of its divisors is an integer number (1759968).

Almost surely, 27025401 is an apocalyptic number.

It is an amenable number.

7025401 is a deficient number, since it is larger than the sum of its proper divisors (14471).

7025401 is a wasteful number, since it uses less digits than its factorization.

7025401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14470.

The product of its (nonzero) digits is 280, while the sum is 19.

The square root of 7025401 is about 2650.5473019737. The cubic root of 7025401 is about 191.5242216565.

The spelling of 7025401 in words is "seven million, twenty-five thousand, four hundred one".

Divisors: 1 503 13967 7025401